Step-by-step explanation:
step one f(x) Is a quadratic equation and
step two h(x) is a linear equation
Answer:
4x³ +2x² + 2x
Step-by-step explanation:
1- Determine the sign
2- Combine like terms
The answer is 256.25
EXPLANATION
Let
represent the number.
Then, 
We cross multiply yo obtain,

We now divide both sides by 16.

This will give us,

Therefore the number is 256.26
Answer:
4m/s
Step-by-step explanation:
Velocity = ds/dt
= (change in displacement) ÷ (change in time)
= slope of the function
= 4
12 inches or 1 foot because 24/3=8 and 8*1.5=12