Mrs. rafferty put four expressions on the board and asked her students to simplify them.

which simplified expression has the least value?

a

expression 1

b

expression 2

c

expression 3

d

expression 4

Which expression shows the sum of the polynomials with like terms grouped together

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y