Answer:
A
Step-by-step explanation:
Answer:
I am not smart enough
Step-by-step explanation:
Using the quadratic formula works but if you know there are 2 answers (highest power of problem tells you how many solutions) then
10x^2 = 5x
So either x = 0, giving 0=0. Or divide by 5x
2x = 1
x = 0.5
Its easy you just have to do the pi formula
Answer:
-18
Step-by-step explanation:
*2, *(-2), *2, *(-2) ...