Answer:
52
Step-by-step explanation:
So we have the function:

And we want to find f(-4).
To find f(-4), substitute -4 for x. Thus:

Square:

Multiply:

Add:

Add:

And we're done!
Our answer is 52.
Answer:The percent change in volume between cylinders A and B is 50%.
Step-by-step explanation:
Answer:
Step-by-step explanation:
It usually works to follow directions.
a) Substitute the numbers into the formula:
v = u + at
49 = 0 +9.8t
b) Solve the equation:
49/9.8 = t = 5 . . . . . divide by the coefficient of t