What is (8 × 10 -3 )(.0003) in scientific form.

Answers

Answer 1

Answer:

2.31 ×10 ^− 2

Step-by-step explanation:

Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the  

10 . If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.


Related Questions

What is the y-intercept of the line 7x - 5y = 35

Answers

Answer:

(0,-7) is the answer

find the quotient : 83)967

Answers

Answer:

quoitent will be 0.086368

hope it help u dear

An athlete runs 1 mile in 5 minutes 52 seconds. What is her/his average speed in feet per second!

Answers

Answer: The answer is B 12

Step-by-step explanation:

During the summer months, science center tickets are 3 for $36.75 and zoo tickets are 4 for $51.How much will a group of 12 students save by choosing the science center?

Answers

Answer: They will save $6

Step-by-step explanation:

Science Center

There are 12 students and tickets are 3 for $36.75. There are 4 groups of 3 students, so we can find the price for the science center by multiplication:

4 x 36.75 = 147

Zoo

There are 12 students and tickets are 4 for $51. There are 3 groups of 4 students, so we can find the price for the zoo by multiplying, too:

3 x 51 = 153

To find out how much a group of 12 will save by choosing the science center we subtract

153 - 147 = 6

They will save $6

Enter the ordered pair for the vertices for (Ry-axis ○ T(2, 0))(QRST).

Answers

Answer:

The answer is:

[tex]Q' = (-3, 3)\\\\R' = (-5, -3)\\\\S' = (-2, -2)\\\\T' = (0, 1)\\\\[/tex]

Step-by-step explanation:

All vertices of its quadrilateral were co-ordinated;  

[tex]T(-2, 1), \ Q(1, 3), \ S(0, -2), \ R(3, -3)[/tex] Therefore, we first undertake the operation correct: [tex]T(2, 0) \ QRST[/tex], there;

[tex]T(2, 0) \ QRST[/tex] [tex]\to T(-2 + 2, 1), \ Q(1 + 2, 3), \ S(0 + 2, -2), \ R(3 + 2, -3)[/tex]

[tex]T(2, 0) \ QRST[/tex][tex]\to T(0, 1), \ Q(3, 3), \ S(2, -2), \ R(5, -3)[/tex]

A preimage (x, y) will be the image in the next phase R-y-axis reflecting mostly on the y-axis (-x, y)  and we've got it;  

R y-axis [tex](T(0, 1), \ Q(3, 3), \ S(2, -2), \ R(5, -3)) = \ T'(0, 1), \ Q'(-3, 3), \ S'(-2, -2), \ R'(-5, -3)[/tex]From which we get [tex](Ry-axis \ T(2, 0)) \ (QRST = T'(0, 1), \ Q'(-3, 3), \ S'(-2, -2),\ R'(-5,-3).[/tex]

help find the missing side length in the image below

Answers

56

20/35 = 35/x

20x = 32(35)

Divide both sides by 20 to solve for x

X = 1120/20

X = 56

The missing side length of the given image is 56 so x = 56 will be the correct answer.

What is a line segment?

A line section that can connect two places is referred to as a segment.

Lines are very useful and common in geometry we daily use them.

The line is here! It extends endlessly in both directions and has no beginning or conclusion.

In other words, the line is a straight figure which has zero width and infinite length but if we take a segment then it is called a line segment which will be finite.

Given in the image 3 lines are parallel and intersect two lines that are randomly inclined.

Let's say the missing length is x

By geometrical similarity rule

x/32 = 35/20

x = 32 × 35/20

x = 56 hence 56 will be the missing side length of the given figure.

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What’s the answer to the inequality? Will give brainliest!

Answers

Answer:

She must ride 4 or more times

Step-by-step explanation:

3t+ 10 ≥22

Subtract 10 from each side

3t+ 10-10 ≥22-10

3t ≥12

Divide each side by 3

3t/3 ≥12/3

t ≥4

She must ride 4 or more times

what is the gcf of 12 and 8

Answers

The answer is 4 hope this helps

Please help I have no idea what the answer is

Answers

Answer:

x = 25

Step-by-step explanation:

Answer:

x= 25

Step-by-step explanation:

Add 2 given sides then subtract 180

Identify the slope of each of the following equations.
(a) y = 4/5x + 3
(b) y = -x + 1
(c) y = 2x
And what is the y-intercept of equation (c)?

Answers

Answer:

Please see the explanation.

Step-by-step explanation:

As we know that the slope-intercept form of the equation is

[tex]y=mx+b[/tex]

where m is the slopeb is the y-intercept

Now, comparing the given equations with the slope-intercept form

a) y = 4/5x + 3

Here:

m = 4/5

Therefore, the slope of the equation y = 4/5x + 3 is: m = 4/5

b) y = -x + 1

Here:

m = -1

Therefore, the slope of the equation y = -x + 1 is: m = -1

b) y = 2x

Here:

m = 2

y-intercept = b = 0       ∵ y = mx+b here b is the y-intercept

Therefore, the slope of the equation y = 2x is:

m = 2 and

y-intercept = b = 0

Can someone tell me the answers for all 10 questions

Answers

Answer:

18x+8

-48x-24

4x+5

-48x-18

6x-16

30x-10

-24x+8

30x-10

10x-2

-9x+6

The answeres are in ordered so you dont get comfused.

I hope this help you! :)

A truck that is 11 feet tall and 7 feet wide is traveling under an arch. The arch can be modeled by:

y=-0.0625x+1.25x +5.75 where x and y are measured in feet.



a) Will the truck fit under the arch? Explain (with numerical details).

BIRD



b) What is the maximum width that a truck 11 feet tall can have and still make it under the arch?

Answers

Answer:

Yes

8 ft

Step-by-step explanation:

The equation of the arch is

[tex]y=-0.0625x^2+1.25x+5.75[/tex]

Differentiating with respect to [tex]x[/tex] we get

[tex]\dfrac{dy}{dx}=-2\times 0.0625x+1.25=-0.125x+1.25[/tex]

Equating with zero

[tex]0=-0.125x+1.25\\\Rightarrow x=\dfrac{-1.25}{-0.125}\\\Rightarrow x=10[/tex]

Double derivative of the equation

[tex]\dfrac{d^2y}{dx^2}=-0.125<0[/tex]

So, the function is maximum at [tex]x=10[/tex]

[tex]y=-0.0625x^2+1.25x+5.75=-0.0625\times 10^2+1.25\times 10+5.75\\\Rightarrow y=12[/tex]

The function is maximum at [tex](10,12)[/tex]

So, the truck's center should be below the point [tex](10,12)[/tex] for maximum width to pass through.

Now truck is 11 feet tall so [tex]y=11[/tex]

[tex]11=-0.0625x^2+1.25x+5.75\\\Rightarrow -0.0625x^2+1.25x-5.25=0\\\Rightarrow x=\frac{-1.25\pm \sqrt{1.25^2-4\left(-0.0625\right)\left(-5.25\right)}}{2\left(-0.0625\right)}\\\Rightarrow x=6,14[/tex]

The maximum width of the truck can be [tex]14-6=8\ \text{ft}[/tex] if it is 11 feet tall.

So, the truck which has a width of 7 feet can fit under the arch.

8 Find RT.
R
Р
S
15x - 17
23- 6
Q
T

Answers

Answer:

RT = 86

Step-by-step explanation:

23x - 6 = 2(15x - 17)

23x - 6 = 30x - 34

23x - 30x = - 34 + 6

-7x = -28 |÷(-7)

x = 4

RT = 23x - 6 = 23 × 4 - 6 = 92 - 6 = 86

Can y’all help give me the answer

Answers

The answer is Y^2+4
You times y by it’s self to get y squared
Times -2 *-2 to get 4 then put it together

find the value of x 6/5 = - 18/x​

Answers

Answer:

-1/5

Step-by-step explanation:

6/5=-18/x

6/5×-1/18=x

-1/15=x

Answer:

-15

Step-by-step explanation:

[tex]\frac{6}{5} = \frac{-18}{x}[/tex]

cross multiply

6 × x = -18 × 5

6x = -90

x = -90/6

x = -15

hope this helps you!

John spent $75 on a shopping trip for new clothes last week. He had expected to spend $100 on clothes. Complete the table
Approximate Value=100$
Exact Value= 75$
Error = 25$
Absolute Error= 25$
Ratio= e
Percent Error= f

What is the ratio?
e =________
A. 25/100
B. 25/75
C. 75/100
D. -25/75
What is the percent error?
f =_______
A. 33%
B. 25%
C. 75%
D. 83%​

Answers

Answer:

e= 25/75

f= 33%

Step-by-step explanation:

I got it right!!

Answer:

e = 25/75 ?

f = 33%

Step-by-step explanation:

i did this and i think i got right, but let me know if its wrong :)

Tom collects 20 crayons from his sister.
One of the crayons is the color red.
Find the percentage of crayons that are colored red in the bundle that Tom collected.

Answers

Answer:

5%

1 of the 20 crayons is red, so...

1/20 = 5% or 0.05

Answer: 5%

Step-by-step explanation:

Brody earns $11 for each hour of babysitting. How many hours in all will it take Brody to
earn a total of $33?

Answers

Answer:

3 hours

Step-by-step explanation:

11 / 33 =3

11 x 3 = $33

Answer:

3

Step-by-step explanation:

If brody earns $11 for each hour, and ends up with a total of $33 dollars, use the 11x=33. x= the amount of hours he worked. Move the 11 over to the other side by dividing each side by 11. Then 33 divided by 11 is 3 so x=3.

Find the lateral and total surface area for the cone. If necessary, round to the nearest tenth and leave the
answer in terms of .
23 cm
22.8 cm
The lateral area is
It cm?
The surface area is
a cm?

Answers

9514 1404 393

Answer:

262.2π cm²392.16π cm²

Step-by-step explanation:

The lateral surface area is the product of half the circumference, and the slant height:

  LA = πrh = π(11.4 cm)(23 cm) = 262.2π cm²

The total surface area adds the area of the base to that:

  A = πr² +LA = π(11.4 cm)² +262.2π cm² = (129.96 +262.2)π cm²

  A = 392.16π cm²

Can someone really help me pls

Answers

Answer:

7 units down

Step-by-step explanation:

it goes from 0 as intercept to -7

Answer:

in my opinion I would say your answer should be -7

Determine whether the ordered pair (0, 2) is a solution to the equation -2x + y = -1
O No, (0, 2) is not a solution.
O Yes, (0, 2) is a solution

Answers

Answer:

O Yes, (0, 2) is a solution

Step-by-step explanation:

The Solution of an Equation

Given the equation

-2x + y = -1

An ordered pair (a,b) is a solution of the equation if

-2a + b = -1

Let's test the point (0,2) to check if it's a solution of the equation:

Replacing x=0, y=-1

-2(0) + (-1) = -1

0 - 1 = -1

-1 = -1

Since the equation is satisfied, the pair (0,2) is a solution.

Answer: O Yes, (0, 2) is a solution

Answer:

No, (0, 2) is not a solution.

Step-by-step explanation:

I did the test

-1.6x - 3.2y=-24
2.6x + 2.6y = 26
The solution is (

Answers

Answer:

[tex]x=5\\y=5[/tex]

Step-by-step explanation:

I solved using substitution

−1.6x−3.2y=−24

−1.6x=−24+3.2y

−1.6x=3.2y−24

[tex]x=-\frac{3.2y-24}{1.6\\}[/tex]

2.6x+2.6y=26

−2.6y+39=26

−2.6y+39=26

−2.6y=26−39

−2.6y=−13

y =5

​​

I NEED HELP!!! ILL MARK U BRAINLIEST AND GIVE YOU 30 PIONTS
Which statement about the lines below is true?

4y = −16 and 3x = 27

Select all that apply.
A. Line 4y = −16 is horizontal.
B. Line 3x = 27 is vertical.
C. For both lines, all points on the line have an x- and a y-coordinate.
D. For either line, one of the coordinates of all the points is always the same value. ITS MULTIPLE CHOICE

Answers

Answer:

The statements which are true:

A. Line 4y = −16 is horizontal.

B. Line 3x = 27 is vertical.    

D.  For either line, one of the coordinates of all the points is always the same value.                

What is the quotient of 154, 504 divided by 28 ?

Answers

Answer:

5518

Step-by-step explanation:

The quotient of 154, 504 divided by 28 is 5518 after applying the arithmetic operation, the answer is 5518.

What is an arithmetic operation?

It is defined as the operation in which we do the addition of numbers, subtraction, multiplication, and division. It has basic four operators that is +, -, ×, and ÷.

It is given that:

The numbers are 154,504 and 28

From the question:

= 154,504 ÷ 28

Or

= 154,504/28

After applying the arithmetic operation:

= 5518

Thus, the quotient of 154, 504 divided by 28 is 5518 after applying the arithmetic operation, the answer is 5518.

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-18y+7yz-4z how many terms does this expression have?​

Answers

Answer: 4

Step-by-step explanation:

135 is 53% of what number? (You may use exact answers or round to
the nearest tenth.)
PLS HELP

Answers

Answer:

The answer is 254.72

Step-by-step explanation:

hope that helps

Change 53% to a decimal. Doing so, we get 0.53.

Let n = the number we are looking for.

The word "is" in math means to use the equal sign.

135 = 0.53n

Divide both sides by 0.53.

135/0.53 = 0.53n/0.53

254.7169811321 = n

Rounding to the nearest tenths, we get

n = 254.72

Done!

Simplify, using distributive property and then combing like terms.
4m-3(2m+1)

Answers

Step-by-step explanation:

4m−3(2m+1)

Distribute:

=4m+(−3)(2m)+(−3)(1)

=4m+−6m+−3

Combine Like Terms:

=4m+−6m+−3

=(4m+−6m)+(−3)

=−2m+−3

Answer:

=−2m−3

Answer:

-2m-3

Step-by-step explanation:

leave 4m alone in the beginning

distribute -3 to 2m and 1

-3(2m+1)

(-6m-3). Then put the 4m behind the 6

4m-6m-3(subtract like terms)

-2m-3 (final answer)

What is the greatest common fraction of 9 12 and 6

Answers

Answer:

Step-by-step explanation:

GCF of 9,12 and 6 is 3. 3 can go into both evenly

Answer:

the answer is 3.

Step-by-step explanation:

3"2=6

3*3=9

3*4=12

hope this helps and feel free to give brainiest

Which of the following is true regarding the graph of the function f (x) = e"?
A The domain is I > 0 and the range is y > 0.
В.
The domain is a > 0 and the range is all real numbers.
C
The domain is all real numbers and the range is y > 0
D.
The domain is all real numbers and the range is all real numbers.

Answers

I think it’s gonna be C

The domain and the range of the function F(x) = [tex]e^x[/tex] will be domain is all real numbers and the range is y > 0. The correct option is C.

What are a range and domain?

The range of values that we are permitted to enter into our function is known as the domain of a function. The x values for a function like f make up this set (x).

A function's range is the collection of values it can take as input. After we enter an x value, the function outputs this sequence of values.

Given function  [tex]e^x[/tex] when we plot the graph of the function it is observed that all the graph of the function varies in the positive part of y. The ranges of the function lie at y > 0 and the domain will be all the real numbers.

Therefore the domain and the range of the function F(x) = [tex]e^x[/tex] will be domain is all real numbers and the range is y > 0. The correct option is C.

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The graph of y=f(x) is shown below. Determine the value of x when f(x)=1?

Answers

Answer:

Answr is: -2

Step-by-step explanation:

On the coordinate grid, the value of x when f(x)=1 is A

How to determine the value of x?

The graph is given as:

y = f(x)

When f(x) = 1, we have:

y = 1

On the coordinate grid,

When y = 1, the value of x is 3

Also, the point A is located at (3,1)

Hence, the value of x when f(x)=1 is A

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