Answer:
Step-by-step explanation:
You already have f(x)= x2
so
3(2x)=6x
I hope this help
Answer:
130*
Step-by-step explanation:

When variables with exponents are divided by each other, you subtract the exponents.
For example:


Answer:
105
Step-by-step explanation:
15 times 7 =105
Step-by-step explanation:
6m+7n+5m-3n
First you rearrange the terms
6m+5m+7n-3n
Then you combine like terms
11m+4n
And there you have it
Hope it helps!