Question

The position of an object at time t is given by s(t) = -8 - 9t. Find the instantaneous velocity at t = 1 by finding the derivative.

Answer 1

-9

Answer 2

how did you get that?

Answer 3

find the derivative of s(t)

Answer 4

ohh ok can you help me with another one please?

Answer 5

Find the derivative of f(x) = 5x + 9 at x = 2.

Answer 6

i will try

Answer 7

5

Answer 8

derivative if 5x is 5

Answer 9

Find the derivative of f(x) = 7/ x at x = 1.
is this one 7?

Answer 10

thanks i just wanted to make sure!

Answer 11

wait

Answer 12

-7

Answer 13

thank you!

Answer 14

you welcome