What are the solutions to this equation?

What Are The Solutions To This Equation?

Answers

Answer 1

Answer:

It would be (1) 5/4 and -5

4x^2+15x-25+0

Answer: (1) 5/4 and -5

I had this in school and i got this right

Hope i helped

have a nice day


Related Questions

Sara and Don are considering a $130,000 mortgage for 30 years at 4.8% paid monthly. What is their monthly payment. If they pay the minimum each month what is their total payback of this loan and how much interest will they pay.

Answers

Answer:Monthly payment is $682.06

Step-by-step explanation:

Answer:

The formula to calculate the final cost:

C = 130000 x (1  + (4.8/100)/12)^(30 x 12) = 547116.69

Minimum payment each month:

M = 547116.69/(30 x 12) = 1519.77

Interest they have to pay: 547116.69 - 130000 = 417116.69 dollar

Hope this helps!

:)

Use algebraic methods to find as many intersection points of the following curves as possible. Use graphical methods to identify the remaining intersection points.
r = 5 sinθ and r = 5 cosθ

Answers

Answer:

Step-by-step explanation:

r =5sin i

r=5 cos i

divide

tan i=1=tan (π/4),tan(π+π/4)

or tan i=tan (π/4),tan(5π/4)

or  tan i=tan (2n π+π/4),tan (2nπ+5π/4)

or tan i=tan ((8n+1)π/4),tan((8n+5)π/4)

i=(8n+1)π/4,(8n+5)π/4

where n is an integer.

so we get infinite points of intersection.

plz Help your fav. Marshmello i wasn' t,,,,, xx born yesterday.

Answers

Answer:

[tex] \boxed{D. \: x = 5} [/tex]

Step-by-step explanation:

[tex] = > 1 - 2x - 1 = - 10 \\ \\ = > 1 - 1 - 2x = - 10 \\ \\ = > 0 - 2x = - 10 \\ \\ = > \cancel{ - }2x = \cancel{ - }10 \\ \\ = > 2x = 10 \\ \\ = > x = \frac{10}{2} \\ \\ = > x = 5[/tex]

Answer:

the answer is attached to the picture

need math help please!!

Answers

Answer:

  3

Step-by-step explanation:

That BD is a bisector means the angles on either side of it are congruent.

  9x = 8x +3

  x = 3 . . . . . . . subtract 8x

The value of x is 3.

The length of a box is 18 cm. How long is the box

Answers

Answer: 18 cm

Step-by-step explanation:

Length means the same thing as “long” so whatever the length is, that’s how long it is. In this case, 18 cm is the length, so that’s how long it is.

Find the surface area of the pyramid. The side lengths of the base are equal.
17 cm
12 cm
These are
square centimeters.​

Answers

Answer:

The answer is 204 square cm.

Step-by-step explanation:

You are asking for the surface area, and while calculating the surface area you will multiply the quantities.

Surface Areas: 17 cm multiply 12 cm

17 X 12 = 204

The answer is 204 sq. cm

Answer:

204

Step-by-step explanation:

Identify the sequence as arithmetic, geometric, or neither. Justify your answer by trying to describe the pattern (how are they moving from one number to the next).

1, 1, 2, 6, 24, 120,...

Answers

Answer:

factorials

Step-by-step explanation:

0!=1,1!=1,2!=2,3!=6,4!=24,5!=120,6!=720,...

sequence is n! starting at 0

What is the value of x in the equation x - y = 30, when y = 15?

Answers

Step-by-step explanation:

x-y=30

then y should be 15

x-15=30

x=30+15

x=45

Question 15 (5 points)
Find the distance between the points (-1/2,-8) and (-1/2,-2).​

Answers

Answer:

6

Step-by-step explanation:

Since the x coordinates are the same, you only need to find the difference between the y coordinates. -2-(-8)=-2+8=6. Hope this helps!

Can someone help me?


Select the elements in A . A = { x : 1 < x < 50 } ξ = { x : x is a cube number } A 64 B 50 C 1 D 8 E 49 F 27 ?

Answers

Hey!!!!

The right answer is 27.

It is cube of 3.

Hope it will help you...

Good luck on your assignment...

-Pragya```

i pretty sure its 27

Use the definition of continuity and the properties of limits to show that the function

f(x) = x2 + 5(x - 2)7 is continuous at x = 3.

Answers

Answer:

Applied the definition and the limit.

They had the same result, so the function is continuous.

Step-by-step explanation:

At function f(x) is continuous at x = a if:

[tex]\lim_{x \to a} f(x) = f(a)[/tex]

In this question:

[tex]f(x) = x^{2} + 5(x-2)^{7}[/tex]

At x = 3.

[tex]\lim_{x \to 3} x^{2} + 5(x-2)^{7} = 3^{2} + 5(3-2)^{7} = 14[/tex]

[tex]f(3) = 3^{2} + 5(3-2)^{7} = 14[/tex]

Since [tex]\lim_{x \to 3} f(x) = f(3)[/tex], f(x) is continuous at x = 3.

A total of 484 tickets we’re sold for the school play. They Either adult or student tickets. There were 66 Fewer student tickets sold than adult tickets . How many adult tickets were sold?

Answers

Answer:

x + 61 = 411

Step-by-step explanation:

Let x = the number of adult tickets sold

Let x + 61 = the number of student tickets sold

x + x + 61 = 761

2x = 700

x = 350

PLEASE ANSWER ASAP! WILL GIVE ~BRAINLIEST~ ANSWER (IF CORRECT)

Rewrite the expression in the form 9^n

9^7/9^5

Answers

Answer:

a^b/a^c = a^b-c

9^7/9^5=9^7-5

=9^2 ( ANSWER )

Step-by-step explanation:

please mark me BRAINLIEST

what’s the answer to this !!

Answers

The answer is letter A

The Scale on a map shows that 200 is represented by 5 inches on a map .Which proportion can be used to find the distance on the map x, that represents 50 miles? A.) 5/200 = X/50 B.)200/5 = X/50 C.) 50/200 = 5/X D.)5/50 = X/200

Answers

Answer:

a

Step-by-step explanation:

just keep the miles on bottom and the inches on top

13)
A piece of pipe that is 8 feet long is cut into
ft pieces. How many pieces can be cut from the pipe?

Answers

Answer:

22

Step-by-step explanation:

did the test with that question

Answer:

22

Step-by-step explanation:

Please answer this correctly without making mistakes I want helping hand people to answer this

Answers

Answer:

k = 6

Step-by-step explanation:

Since the figures are similar, we can use ratios to solve

4         28

----- = -------

k         42

Using cross products

4 * 42 = 28k

Divide each side by 28

4*42/28 = 28k/28

6 = k

Answer: k = 6mm

Step-by-step explanation:

The shapes are similar, which means that each side on the triangle is proportionally similar to its corresponding side on the other triangle.

We can use proportions to solve for k:

[tex]\frac{4}{28} = \frac{k}{42}[/tex]

4 and k are proportionally similar and 28 and 42 are proportionally similar.

You can then cross-multiply to get this:

28k = 168

k = 6

The missing side is 6 mm long.

Rearrange the equation so u is the independent variable.
4u+8w=-3u+2w
w= __
Rearrange the equation so m is the independent variable.
-2m - 5n = 7m - 3n

Answers

Answer:

w = 7u/6

u = 6w/7

m = 2n/-9

n = -9m/2

Step-by-step explanation:

4u + 8w = -3u + 2w

4u - 4u +8w = -3u - 4u +2w

8w -2w = -7u + 2w - 2w

6w = -7u

w = 7u/6

u = 6w/7

AND

-2m - 5n = 7m - 3n

-2m -7m -5n = 7m -7m -3n

-9m -5n +5n = -3n +5n

-9m = 2n

m = 2n/-9

n = -9m/2

Including Jose, there are eight people in his family.
If order matters, how many ways can he arrange his family members into a row of five seats if Jose must sit in the first seat?
O 35
O 840
O 1,680
0 2,620

Answers

Answer:

840

Step-by-step explanation:

Since the order matters, we use the permutations formula to solve this question.

Permutations formula:

The number of possible permutations of x elements from a set of n elements is given by the following formula:

[tex]P_{(n,x)} = \frac{n!}{(n-x)!}[/tex]

In this question:

The first seat is Jose's.

The remaining four are organized among the other 7 members. So

[tex]P_{(7,4)} = \frac{7!}{(7-4)!} = 840[/tex]

So the correct answer is:

840

Answer:

The answer is B on Edge 2020

Step-by-step explanation:

I did the Exam

Raj builds a side table in the shape of a cube. Each edge of the cube measures 30inches. Raj wants to cover the top and four sides of the table with ceramic tiles. Each tile has an edge length of 6inches. How many tiles will we need?

Answers

Answer:

deportation

Step-by-step explanation:

deport raj

The following options are available for a car wash

Standard wash £8
Deluxe wash £12

In one day 60 customers have their car washed. The ratio of customers choosing the standard car wash to those choosing the deluxe car wash is 3:2

What is the total takings at the car wash for the day?

Answers

Answer:

£576

(would really, reallly appreciate the brainliest)

Step-by-step explanation:

8 * 60 * 3/5 + 12 * 60 * 2/5


£20 is divided between Caroline, Sarah & Gavyn so that Caroline gets twice as much as Sarah, and Sarah gets three times as much as Gavyn. How much does Caroline get?

Answers

Answer:

Caroline gets £12

Step-by-step explanation:

Let Caroline share be x

Let Sarah share be y

Let gavyn share be z

X = 2y

Y = 3z

X+ y + z = 20

X = 6z

Y = 3z

6z + 3z +z = 20

10z= 20

Z= 2

Y = 3z

Y= 3*2

Y= 6

X= 6z

X= 6*2

X= 12

Caroline gets £12

to find the average of a set of numbers, add up all the items and divide by?

Answers

Answer:

you add up all of the items and then divide by the total number of items.

Step-by-step explanation:

For example,

Total/Number of Items = Average

Set: 1,6,4,5

(1+6+4+5)/4

16/4 = 4

4 is the average of the items above.

Good luck!!

Use the given values of n and p to find the minimum usual value μ - 2σ and the maximum usual value μ + 2σ.


n = 2136, p = 3/7


Answers:

1. Minimum: 843.1; maximum: 987.75

2. Minimum: 961.17; maximum: 869.69

3. Minimum: 892.56; maximum: 938.3

4. Minimum: 869.69; maximum: 961.17

Answers

Answer:

[tex] \mu -2\sigma = 915.428 - 2* 22.87=869.69[/tex]

[tex] \mu +2\sigma = 915.428 + 2* 22.87=961.17[/tex]

And the best option would be:

4. Minimum: 869.69; maximum: 961.17

Step-by-step explanation:

We can assume that the variable of interst X is distributed with a binomial distribution and we can use the normal approximation.

For this case the mean would be given by:

[tex] E(X) = np = 2136 *(\frac{3}{7})= 915.428[/tex]

And the standard deviation would be:

[tex] \sigma = \sqrt{2136*(\frac{3}{7}) (1-\frac{3}{7})} =22.87[/tex]

And if we find the limits we got:

[tex] \mu -2\sigma = 915.428 - 2* 22.87=869.69[/tex]

[tex] \mu +2\sigma = 915.428 + 2* 22.87=961.17[/tex]

And the best option would be:

4. Minimum: 869.69; maximum: 961.17




PLZ HELP
Which system of inequalities is shown in the graph?
A) 2x + 3y ≤ 5 and -3x + 2y < 6
B) 2x + 3y < 5 and -3x + 2y ≤ 6
C) 2x + 3y ≥ 5 and -3x + 2y > 6
D) 2x + 3y > 5 and -3x + 2y ≥ 6

Answers

B) 2x + 3y < 5 and -3x +2y < 6

PLS HELP ASAP twenty points Find the value of c such that the expression is a perfect square trinomial.
x^2-14x+c

Answers

Answer:

49

Step-by-step explanation:

x^2-14x+c

Take the coefficient of x

-14

Divide by 2

-14/2 = -7

Square it

(-7)^2

49

This is the number you add

The class of 2004 holds a reunion each year. In 2005, 87.5% of the 120 graduates attended. In 2006, 90 students went, and in 2007, 75 students went. About how many students do you predict went to the reunion in 2010

Answers

Answer:

15 students

Step-by-step explanation:

% of students attended reunion in 2005 = 87.5% of 120

no of students attended reunion in 2005 = 87.5/100  * 120 = 105.

no of students attended reunion in 2006 = 90

no of students attended reunion in 2007 = 75

So , the series for the given year is

105, 90, 75

we can see that this arithmetical progression series

in  arithmetical progression series

common difference is = nth term - (n-1)th term

lets takes 3rd and second term as  nth term and (n-1)th term

common difference(d) is =75 - 90 = -15

n th term for any arithmetical progression series is given by

nth term = a + (n-1) d

where a is the first term

n is the nth term

d is the common difference

we have to calculate number of students in reunion of of 2010

as reunion began from 2005

2005,2006,2007,2008,2009,2010

so, 2010 is 6th term in series of 105, 90, 75....

6th term =  a + (n-1) d

a is 90

6th term =  90+ (6-1)* -15

6th term =  90+ (5)* -15 = 90 - 75 = 15.

Thus, 15 students will attend reunion of 2010

a mini dvd has a radius of 4 centimeters. there is a hole in the middle of the mini dvd with a radius of 1 centimeter. what is the area of one side of the mini dvd

Answers

Answer:

Area of one side of mini DVD = 15π or 47.12 cm²

Step-by-step explanation:

The radius of the mini DVD is;r = 4cm.

Area of a circle = πr²

Thus, Area of mini DVD = π × 4² = 16π

Now,we are told the mini DVD has a hole with a radius of 1 cm.

Area of hole = π × 1² = π

To find the area of one side of the mini DVD, we have to subtract the area of the hole from the area of the DVD.

Thus;

Area of one side of mini DVD = 16π - π

= 15π = 47.12 cm²

QUICK!!
Convert r = 6cscθ to rectangular form.

Answers

Answer:

x2+y2−6y=0

Step-by-step explanation:

What is the approximate distance from one corner of the soccer field to the opposite corner? 60 yards, 100 yards. A: 160 yards B: 130 yards C: 126 yards D: 177 yards

Answers

Answer:

117 yards

Step-by-step explanation:

A field is in the shape of a rectangle

The distance from one corner of the field to the opposite corner represent the diagonal of a rectangle

The diagonal of a rectangle is calculated using

D^2= l^2 + w^2

Where,

D=diagonal

L=length=100 yards

W=width=60 yards

D^2= l^2 + w^2

=100^2+60^2

=10,000+3,600

=13,600

D^2=13,600

D=√13,600

=116.62 yards

Approximately

117 yards

Answer:

177 yeard d

Step-by-step explanation:

the approximate distance is 177 yeard

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