Find the letters:

*=2 squared

1) 7x+14

2) 45-27K

3) 12ab+7b

4) y*-9y

5) 8t-32t2

6) 16gh+28gf

7) x*+4x-32

8) x*+13x+40

9) 9y*+12y+4

10) 12x*+5x-2

11) x*-x-30

12) 6x*-11x+4

A population of n = 15 scores has a mean of μ = 8. One score in the population is changed from x = 20 to x = 5. What is the value for the new population mean

On a scale drawing, the height of a tree is 2.25 inches. If the scale drawing is 1 in. : 75ft, how tall is the tree?

Write the inverse of h (x) = e 2x h - 1 (x) =

Find the greatest common factor of the following monomials 15x^6y^2 and 33x^4y^5 ?

A doctor's prescription for a daily intake of 40 mg of vitamin C and 30 mg of vitamin D your Pharmacy stocks two compounds that can be used one contains 20% vitamin C and 30% vitamin D the other 40% vitamin C and 20% vitamin D how many milligrams of

Divide. (-5w^10+10w^8+5w^6) / (5w^5)

Mia had $22. Then she started to receive $4 a week as an allowance. She plans to save all of her money for a bicycle and draws a graph of her planned savings.

Temperature in alaksa

Using number lines 80 is 25% of what number

At 7:30 a. m., a bus left Town P for Town Q at a speed of 60 kilometers per hour. 15 minutes later, a car left Town Q and headed for Town P. The car reached Town P at 10:45 a. m. The bus reached Town Q at noon.