Question

Solve for all valnes of : by fictoring. z^(2)-z+5=5

Answer 1

Answer: z = 0 or z = 1

Work Shown

z^2 - z + 5 = 5

z^2 - z + 5-5 = 5-5

z^2 - z + 0 = 0

z^2 - z = 0

z(z-1) = 0

z = 0 or z-1 = 0

z = 0 or z = 1