Which ones are false and which are true
which ones are false and which are true - 1

Answers

Answer 1
Answer:

Answer:

i know the answer for question 8 & 9

8) Volume is the amount of space a 3D shape takes up.

A cubic cm block takes up 1 cubic cm. This is written as 1 cm³.

You can work out the volume of a shape by multiplying height × width × depth.

If the shape is made of cubic cm blocks, you can count the cubes to find the shape's volume.

9) The face or surface of a solid on its sides. That is, any face or surface that is not a base. See also. Lateral surface area, prism, pyramid, cone, cylinder.

- i hope this helps


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Add.Your answer should be an expanded polynomial in standard form.
(-t^4 – 5t^3– 10t^2) + (9t^3+ 3t^2– 1) =

Answers

According to given question, The simplified polynomial in standard form is: -t^4 + 4t^3 - 7t^2 - 1

To add the two polynomials and simplify, we'll combine like terms:

(-t^4 - 5t^3 - 10t^2) + (9t^3 + 3t^2 - 1)

In mathematics, a polynomial is an algebraic expression consisting of variables (also known as indeterminates) and coefficients, combined using addition, subtraction, and multiplication operations. The variables are raised to non-negative integer powers, and the coefficients are constants that multiply the variables. The term "polynomial" comes from the Latin words "poly" (meaning "many") and "nomial" (meaning "term").

Step 1: Combine the terms witht^4 and t^3:

(-t^4) + (9t^3 - 5t^3) - 10t^2 + 3t^2 - 1

Step 2: Combine the t^3 terms and the t^2 terms:

(-t^4) + (4t^3) - 7t^2 - 1

So the simplified polynomial in standard form is:

-t^4 + 4t^3 - 7t^2 - 1

To know more about  polynomial here

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Answer:

-  {t}^(4)   + 4 {t}^(3) - 7 {t}^(2)    -  1

Step-by-step explanation:

( -  {t}^(4)  - 5 {t}^(3)  - 10 {t}^(2) ) + (9 {t}^(3)  + 3 {t}^(2)  - 1) \n  = -  {t}^(4)  - 5 {t}^(3)  - 10 {t}^(2)  + 9 {t}^(3)    +  3 {t}^(2)    -  1 \n  =  -  {t}^(4)   +  9 {t}^(3)- 5 {t}^(3)  + 3 {t}^(2) - 10{t}^(2)    - 1  \n  = -  {t}^(4)   + 4 {t}^(3) - 7 {t}^(2)    -  1

117 km : cm A 217 B 2.170 C 2 l .700 D 217.000

Answers

its "d" boi easy one kilometer is 100000 cm

the answer is D: 217,000 cm
1 km=100,000 cm
2.17 km=2.17×100,000=217,000 cm

Write the numbers in order from least to greatest.1. 0.5,0.05, 5/8 __________

2. 1.3,1 1/3, 1.34 __________

3. 2.07,2 7/10,2.67, -2.67 _____________________

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1. 0.05, 0.5, 5/8 
2. 1.3, 1 1/3, 1.34 
3. -2.67, 2.07, 2.67, 2 7/10 

to get the fractions into decimal numbers, you divide the top number by the bottom. So 5/8th = 0.625 as a decimal number. 

Please need help fast in solving the following equation

Answers

Answer:

Option C: x=-9

Step-by-step explanation:

Given that:

-5(x+6)= 15

Multiplying -5 into the bracket:

-5x-30 = 15    ( "-" sign multiplied by "+" gives "-" )

-5x=15+30

-5x=45

Dividing both sides by -5 we get

x = -9

I Hope it will help you!

Answer:

C

Step-by-step explanation:

First you do -5 times X, which gives you -5X.

Then you do -5 times positive 6, which gives you -30.

You'd have an equation like : -5X - 30 = 15.

Then you have to get rid of whatever's not connected to the X, which would be the 30. So to get rid of a negative number (since it has a subtraction in front of it, it would be negative) you'd have to add it to the other side of the equation. So you'd add 30 to the negative 30, eliminating the 30 altogether, and then you'd add 30 to the 15, resulting in 45. Which would have the equation as -5X = 45. To get rid of the -5 in front of the X, you'd have to divide both sides of the equation by -5. 45/-5 results in the answer of X = -9

Find the new price:Wholesale price: $5
Markup percent: 125%
can you please tell me how you found it so I can work on my other questions

Answers

another way is: x/$5 =125%/100% and you get 6.25 still.

rug area 122.12 sq ft, the rug is 8.7 ft wide. To the nearest hundredth, how many feet long is the rug?

Answers

Area of a rectangle formula: A=LW

substitute the values in:
122.12=L(8.7)

Solve for L. Divide by 8.7 to isolate L.

L≈14.04 feet