Answer:-3x-7
Step-by-step explanation:
Answer:
13
Step-by-step explanation:
f(2)+5
(4)2+5
8+5
=13
Answer:
5
Step-by-step explanation:
1 yard=3ft.
2x3=6
30/6=5
Answer:
3 a^(-2)
3 / a^2
Step-by-step explanation:
(3a) (a^-3)
Multiply
3 a^1 * a^-3
Since we are multiplying, we add the exponents
3 a^ ( 1-3)
3 a^(-2)
If you are not supposed to leave a negative exponent
x^-b = 1 / x^b
3 / a^2