The mean is -4 cause u have to add ale the numbers togeter
Answer:
6.4, 17.2, 3.8, 0.5, 6.7, 37.3, 4.9, 0.1, 12.8, 5.0
Step-by-step explanation:
Answer = 2x^2+6x+1
3x+2+2x^2+3x-1
3x+1+2x^2+3x
Now combine like terms
3x+1+2x^2+3x
6x+1+2x^2
Rearrange terms
6x+1+2x^2
2x^2+6x+1
Slslslslslslslslslslslslslslslslslslsl
the answer is (f/g)(x) = 2(x^2 - 7) + 1
= 2x^2 - 14 + 1
= 2x^2 - 13