What is the value of the expression 8^−2 ?

1 over 64

−16

64

1 over 16

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is

A0.40 kg soccer ball is kicked so that its incoming velocity of 5 m/s is changed to an outgoing velocity of -25 m/s. what impulse does the player apply to the ball?