Sum difference and product of two functions

1)

2)

3)

Step-by-step explanation:

The given functions are

and

1)

This implies that;

Rewrite  in standard form to obtain

2)

This implies that;

Rewrite  in standard form to obtain

3)

We now substitute to obtain;

2 2/3 hours duhh silly

step-by-step explanation:

step-by-step explanation:

for volume, add base x height x width