Which expressions are equivalent to the one below? Check all that apply 81^x

a. (9*9) ^x

b. 9*9^x

c. 9^2*9^x

d. 9^2x

e. 9*9^2x

f. 9^x*9^x

What does it mean for a prediction to be "testable" a. The model can predict any outcome. b. The model is not oversimplified. c. It's possible to show the model is wrong. d. The model relies on data

Find the y-intercept of 2x - 7y = 28

7. Jerry has a length of rope that he wants to cut into 5 equal pieces. If the rope is 21-feet long, how long should he cut each piece? Explain your steps.

Volume is measured using the units g or m. true or faulse

Solve y=2x-5 and 3x-2y=7

What is the y-intercept of the graph of y = 3x^2 - 6x - 8? -8 -6 1 3

In Δ ABC, AB is 10 inches long and AC is 8 inches long. What is the perimeter of Δ ABC?

A rectangular piece of plastic is 5 millimeters tall and 10 millimeters wide. what is its perimeter? millimeters submit

What is the factored form of this expression? 4t2 - 27t + 18

Mandar is making a congruence statement for the congruent triangles shown find his mistake and correct it