14, she will be 14 when she has more
Answer:
The area of the rectangle is 69 feet squared.
Step-by-step explanation:
C. x^2 -4
What you do is subtract the functions as said by
(f-g)(x).
so:
f(x)-g(x)
(2x^2+3) - (x^2 -7)
2x^2 -x^2 +3 - 7= x^2 -4
