Question

Help?? Please and thank you.

Answer 1

Hi!

Minus is stronger than plus, so:

g(x) + (-g(x)) = g(x) - g(x) = 0

Hope this helps!

Answer 2

0

Explanation:

note that +(- ) is equivalent to -

g(x) + (- g(x)) = g(x) - g(x) = 0