Really easy question !!!!!!!
Linear Algebra

Answers

Answer 1

Answer:

Okay thank you

Step-by-step explanation:

Answer 2

Answer:??

Step-by-step explanation: where’s the question


Related Questions

Ng Order of Operations George has $15. He would like to know if he has enough money to see a movie ($9.00) and buy a pretzel ($2.65), a drink ($1.35), and two veggie cups ($1.74 each). George incorrectly used this numerical expression to decide if he had enough money. 15 - 9 + 2.65 + 1.35 + 2(1.74) Use the order of operations to simplify this expression.

Answers

Answer:

No, George does not have enough money to buy everything.

The correct expression is:

15 - 9 - 2.65 - 1.35 - 2(1.74)

Step-by-step explanation:

Given that:

Money present with George initially = $15

Money required to see the movie = $9

Money required to buy a pretzel = $2.65

Money required to buy a drink = $1.35

Money required to buy 2 veggie cups = $2(1.74)

To find:

Whether there is enough money with George to complete all the tasks.

Solution:

First of all, let us calculate all the money required and then we can subtract all the money from the initial amount to find whether there is enough money present with George.

If the result is in positive, there is enough money with George.

Total money required for all the activities = $9 + $2.65 + $1.35 + $2(1.74) = $16.48

Expression = $15 - $16.48 = -$1.48

The result is negative, therefore there is not enough money.

The correct expression is:

15 - 9 - 2.65 - 1.35 - 2(1.74)

Choose the equation that represents the line passing through the point (−2, −3) with a slope of −6.

y = −6x − 15
y = −6x − 20
y = −6x + 15
y = −6x + 20

Answers

Y = -6x - 15
We’re already at -3 (y) and the slope is negative so the y intercept is < -3. X is -2 and we need to find the y when x is 0. -2 is 2 away from 0 and 6 (the slope) times 2 is 12. -3 - 12 = - 15

seven less than eight times a number is -12

Answers

Answer:

19/8

Step-by-step explanation:

8x-7=-12

8x=19

x=19/8

Answer:

8-7n=-12

Step-by-step explanation:

Find the area of the square ABCD

Answers

Step-by-step explanation:

Area of Square ABCD = 10m * 10m = 100m².

Answer:

Area of Square ABCD = 10m * 10m = 100m².

Step-by-step explanation:

Hope this helped have an amazing day!

Find the sum of the interior angle measures of the polygon.


explain pls

Answers

Answer:

The sum of the interior angles would be 360 because every quadrilateral has the interior angles equaling 360

Step-by-step explanation:

Can someone help? I’m not the best at algebra

Answers

8/3

also use math_way its helpful

without the "_"

Step-by-step explanation:

Answer:

D- 4/3

I already knew the answer, but I found this explanation on another website..

x^3=64/27

x = 3√(64/27)

x= 4/3

Have a nice day :D

Also, may I have Brainliest if someone else answers??

A tour bus holds 40 people. It charges $7 per ticket. The function representing the total sales is f(x) = 7x, where x represents the number of tickets sold. What is the domain?
A) x = all real numbers
B) x = all non-negative integers 280 or belowx = all non-negative integers 40 or below
C) x < = 40
D)x = all non-negative integers 40 or below​

Answers

Answer: The answer is D

Step-by-step explanation: Is can't be anything negative because you cant have negative people and the bus can hold 40 people. It can be > or equal to 40.

Jasmine bought 32 kiwi fruit for $16. How many kiwi can Lisa buy if she only has $4?

Answers

Answer:

two kiwis

Step-by-step explanation:

32 divided by 16 is 2 and if she only has $4 then she can only buy 2 kiwis.

The area of a square can be represented by the expression x10. Which monomial represents a side of the square? x2 x5 x20 x100

Answers

The side of the square is [tex]x^5[/tex].

Area of square

area of a square = (side)² = a²,

Exponent properties[tex](a^m)^n = a^{m+n}[/tex][tex](\sqrt a)^n = a^{(-2+n)}[/tex]

Given to us

area of a square = [tex]x^{10}[/tex]

Side of the Square

Equating it with the general formula of square

[tex]\rm {Area\ of\ square}={Area\ of\ square}[/tex]

[tex]x^{10} = a^2[/tex]

Taking square root on both sides,

[tex]\sqrt{x^{10}} = \sqrt{a^2}\\\\a=\sqrt{x^{10}}[/tex]

[tex]a = x^5[/tex]

Hence, the side of the square is [tex]x^5[/tex].

Learn more about the Area of square:

https://brainly.com/question/1658516

The monomial which represents a side of the square is; x⁵

Area of a square

The area of a square is a 2-dimensional quantity and can be evaluated by the formula;

Area = l².

Hence, the length of the sides of the square is;

l = √A.

According to the question, the given area is x¹⁰.

Therefore, the length of each side is;

l = √x¹⁰ = (x¹⁰)^1/2

l = x⁵.

Read more on area of a square;

https://brainly.com/question/16758129

Joey has won 3 out of the last 8 games of cards he has played with his brother. They play 16 more games, how many of those games does Joey expect to win?

Answers

Answer:

6 games

Step-by-step explanation:

Joey has won 3 out of the last 8 games of cards he has played with his brother. They play 16 more games, how many of those games does Joey expect to win?

8 games = 3 won

16 games = x

Cross Multiply

8x = 16 × 3

8x = 48

x = 48/8

x = 6

If they play 16 more games, Joey expects to win 6 games

Answer:

6 games

Step-by-step explanation:

2 x 8 = 16 so, if he won 3 out of 8 he will expect to win another 3 games.

20POINTS Which exponential functions have been simplified correctly? Check all that apply. f (x) = 5 RootIndex 3 StartRoot 16 Endroot Superscript x Baseline = 5 (2 RootIndex 3 StartRoot 2 EndRoot) Superscript x f (x) = 2.3 (8) Superscript one-half x Baseline = 2.3 (4) Superscript x f (x) = 81 Superscript StartFraction x Over 4 EndFraction Baseline = 3 Superscript x f (x) = three-fourths StartRoot 27 EndRoot Superscript x Baseline = three-fourths (3 StartRoot 3 EndRoot) Superscript x f (x) = (24) Superscript one-third x Baseline = 2 (RootIndex 3 StartRoot 3 EndRoot) Superscript x

Answers

Answer:

Options A C D

Step-by-step explanation:

doing the edge 2020 assignment right now

The correct answer are option (A) , (B), (C) and (D)

[tex]f(x) = 5(\sqrt[3]{16} )^x[/tex]

[tex]f(x) = 2.3(8)^\frac{1}{2}[/tex]

[tex]f(x) = 81^\frac{x}{4}[/tex]

[tex]f(x) = \dfrac{3}{4} (\sqrt{27} )^x[/tex]

What are Arithmetic operations?

Arithmetic operations can also be specified by the subtract, divide, and multiply built-in functions.

The operator that perform arithmetic operation are called arithmetic operators .

Operators which let do basic mathematical calculation

+ Addition operation : Adds values on either side of the operator.

For example 4 + 2 = 6

- Subtraction operation : Subtracts right hand operand from left hand operand.

for example 4 -2 = 2

* Multiplication operation : Multiplies values on either side of the operator

For example 4*2 = 8

/ Division operation : Divides left hand operand by right hand operand

For example 4/2 = 2

Given exponential functions :

[tex]f(x) = 5(\sqrt[3]{16} )^x[/tex]

[tex]f(x) = 2.3(8)^\frac{1}{2}[/tex]

[tex]f(x) = 81^\frac{x}{4}[/tex]

[tex]f(x) = \dfrac{3}{4} (\sqrt{27} )^x[/tex]

[tex]f(x) = (24)^\frac{1}{3}^x[/tex]

Simplification of the given exponential functions :

[tex]f(x) = 5(\sqrt[3]{16} )^x = 5(\sqrt[3]{2^3\times2} )^x = 5(2\sqrt[3]{2} )^x[/tex]

[tex]f(x) = 2.3(8)^\frac{1}{2} = 2.3(2^3)^\frac{1}{2}^x = 2.3.2(2)^\frac{1}{2}^x = 24.(2)^\frac{1}{2}^x[/tex]

[tex]f(x) = 81^\frac{x}{4} = f(x) = (3^4)^\frac{x}{4} = 3^x[/tex]

[tex]f(x) = \dfrac{3}{4} (\sqrt{27} )^x = \dfrac{3}{4} (\sqrt{3^3} )^x = \dfrac{3}{4} 3^x[/tex]

[tex]f(x) = (24)^\frac{1}{3}^x = 2(2)^\frac{1}{3}^x[/tex]

Hence, the correct answer are option (A) , (B), (C) and (D)

[tex]f(x) = 5(\sqrt[3]{16} )^x[/tex]

[tex]f(x) = 2.3(8)^\frac{1}{2}[/tex]

[tex]f(x) = 81^\frac{x}{4}[/tex]

[tex]f(x) = \dfrac{3}{4} (\sqrt{27} )^x[/tex]

Learn more about Arithmetic operations here:

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The total cost for a dinner reception, , is a function of the number of people, , attending the event. The equation, , can be used to represent this situation. The catering company requires a minimum of 20 guests. Which inequalities represent the domain & range of this problem?

Answers

Answer:

1,800= 45 x ( x is the amount of weeks)

Step-by-step explanation:

please say the answer of this
3√5+√5

Answers

4√5

According to Brainly I need to have at least 20 characters before being able to 'Add My Answer'.

question;

3√5+√5

answer:

Decimal Form:

8.94427191

Which states the main argument of the essay?
A. the first sentence
B. the second sentence
C. the third sentence
D. the fourth sentence

Answers

Answer:

d

Step-by-step explanation:

that's the argument that they are making

Answer:

b

Step-by-step explanation:

What are the coordinates of the point on the directed line segment from (−4,−10) to (10, -2) that partitions the segment into a ratio of 3 to 1?

Answers

Answer:

the ansmer : (-17/2 , 1)

The table below shows the amount paid for different numbers of items.

A 2-column table has 4 rows. The first column is labeled x with entries 1, 2, 3, 5. The second column is labeled y with entries 0.50, 1.00, 1.50, 2.50.
Determine if this relationship forms a direct variation. Verify your answer.

Answers

Answer:

Yes, it is a direct variation. If the ordered pairs form a direct variation, the rate of change is constant and the ratio of y over x is constant. The rate of change, or constant of variation, is 0.5.

Step-by-step explanation:

That's the sample, I put:

Yes, a direct variation is when the ratio of y/x is constant and the rate of change is constant. In this example, the rate of change is seen as .50.

Answer:

a reference to the rate of change

a reference to the ratio of y over x

the constant of variation as 0.5

Step-by-step explanation:

Perry connects a blue garden hose and a green garden hose to make one long hose. The blue hose is 10.5 feet. The green hose is 11.75 feet. How long is the combined hose? The combined hose is feet long.

Answers

Answer:

22.25 ft long

if you add 10.5 with 11.75 you'll get 22.25

Using the equation y = 2x + 5, what would the input need to be for an output of -15?

Answers

Answer:

x = -10

Step-by-step explanation:

y = 2x + 5

-15 = 2x + 5

-20 = 2x

-10 = x

Answer:

-10

Step-by-step explanation:

y = -10

Mr Gutierrez and his brother wants to play video games they want to purchase a game console that costs 300 4 games and 2 controllers write an expression to represent this situation

Answers

Answer:

The correct expression for this would be:

4g + 2c = 300

Step-by-step explanation:

Since the console costs 300 for buying 4 games and 2 controllers, let's represent 4 games with 4g and 2 controllers with 2c.

This means 4g and 2c gives 300. Mathematical, this is written as

4g + 2c = 300

Write the equation in slope-intercept form. Do not use any spaces. Make sure your answer looks like y=mx+b. Y + 6 = 3(x - 4) *

Answers

Answer:

y = 3x+ 18

Step-by-step explanation:

Given the expression y + 6 = 3(x-4), we are to express in the form y = mx+b

Open the bracket

y + 6 = 3(x-4)

y+6 = 3x-12

Collect the like terms;

y - 3x = -12 - 6

y - 3x = 18

y = 3x + 18

Hence the required equation in slope-intercept form is y = 3x+ 18

Choose the answer that shows exponential decay?*

A) y=1/3•2^x
B) y=4•(1/2)^x
C) y=4•2^x
D) y=1/2•2^x

Answers

I’m not sure what that is

480 into ratio 1:3:4

Answers

Step-by-step explanation:

60: 180: 240

hope it helps!

Which real-world story is represented by the problem (-15.85) + 26.58? Check all that apply. (A) Chey returned a CD that cost $15.85 and bought a shirt for $26.58. The sum is the amount the store owes him. (B) Chey returned a jacket that cost $26.58 and bought a book for $15.85. The sum represents the amount the store owes him. (C) Chey bought a shirt that cost $26.58 and a CD that cost $15.85. The sum represents his change. (D) Chey has a gift card with a balance of $26.58 and bought a hat that cost $15.85. The sum is the balance on his gift card.

Answers

Answer:

(D) Chey has a gift card with a balance of $26.58 and bought a hat that cost $15.85. The sum is the balance on his gift card.

Step-by-step explanation:

Which real-world story is represented by the problem (-15.85) + 26.58?

Comparing the options given below,

The correct option is

(D) Chey has a gift card with a balance of $26.58 and bought a hat that cost $15.85. The sum is the balance on his gift card.

This is because, buy a hat that cost $15.85 = -15.85

He has a balance is $26.58 on his credit card.

Hence: $26.58 - $15.85

Hence, option D is correct

Answer:

B & D

Step-by-step explanation:

If 1/8 = 1ft and the wall is 56 ft wide how long would the wall be in inches?

Answers

Answer:

7

Step-by-step explanation:

it would be 7 inches because 1/8 * 56 is 56/8 and that simplified is 7

с
6 yd
8 yd
What is the length of the hypotenuse?
C =
yards

Answers

Answer:

10 yds

Step-by-step explanation:

Pythagorean Theorem is [tex]A^{2} +B^{2} =C^{2}[/tex]

So, [tex]6^{2} +8^{2} =C^{2}[/tex]

[tex]36+64=C^{2}[/tex]

[tex]100=C^{2}[/tex]

C=10

Simplify: 8p²q²r² - 7p²q²r² + q²r²

Answers

Answer:

8p²q²r² - 7p²q²r² + q²r²

Step-by-step explanation:

= p^2 q^2 r^2 + q^2 r^2 :)

A family is driving 550 miles to their grandmother's house. They have already driven 350 miles. Which equation shows the rate r, in miles per hour the family must drive to reach their grandmother's house in 4 hours

Answers

Answer:

50 mph

Step-by-step explanation:

drive to reach their grandmother's house in 4 hours

Given that:

Miles driven = 550 miles

Miles already driven = 350 miles

Miles left to drive = (550 - 350) miles = 200 miles

To reach destination in 4 hours

Speed in miles per hour will be :

Distance / time

= 200 miles / 4 hours

= 50 miles / hour

Answer:

50 mph

Step-by-step explanation:

 julieta rocio a nieva

Choose the correct answer

Answers

Answer: it should be d pretty sure

Step-by-step explanation:

Solve the system by substitution y=6x and 7x-8y=-41

Answers

Answer:

Y=6 and x=1

Step-by-step explanation:

y=6x

∴y-6x=0

and 7x-8y=-41

Suppose,

-6x+y=0→(1)

and 7x-8y=-41→(2)

Taking equation (1), we have

-6x+y=0

⇒y=6x→(3)

Putting y=6x in equation (2), we get

7x-8y=-41

7x-8(6x)=-41

⇒7x-48x=-41

⇒-41x=-41

⇒x=1→(4)

Now, Putting x=1 in equation (3), we get

y=6x

⇒y=6(1)

⇒y=6

∴y=6 and x=1

plz help me The temperature at noon was 22°. From 6 AM until noon, the temperature changed by an average of 5° per hour. What WAS the temperature at 6 AM?

Answers

Answer:

-8° OR 52°

Step-by-step explanation:

Remember 22.

Now, you'll need to take 12 PM and see how many hours it is from 6 AM to 12 PM noon: 6-7, 7-8, 8-9, 9-10, 10-11, 11-12. We have 6 hours from 6 AM to 12 PM.

The problem gives us the average number of degrees it changed: 5. Since it doesn't specify HOW it changed, there are 2 answers.

In order to find the number of degrees it changed, we have to take the hours times the amount given, or in this case, 6 x 5 which equals 30.

Now that we know the fluxation number, we can either add or subtract 30 from the degrees given at noon.

So, 22 - 30 = -8 AND 22 + 30 = 50.

I hope that helps! :)

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