Answer:
0
Step-by-step explanation:
-9 x 0 is 0 and dividing anything with 0 is 0
if b+c=0
b=-c
x^b=x^-c
so
1/[2(x^b)+1]
the answer is true
Hey! Your answer for this is
7x^2 + 3x^2 = 10x^2
-2x + 15x = 13x
9 - 4 = 5
Hence, 10x^2 + 13x + 5.
Hope this helps!
