Just factor the equation
-2x²+2x+4 = 0
or the equivalent equation
x^2 -x +2 = 0
which you can get by dividing both sides by -2.
Hint: one factor is x-2, and that tells you that one solution is x=2.
g(x)=-2x²+2x+4
find zeros of the polynomial function
1 answer
1 answer