Question

Y=x² + 2x - 2
iii) Find the values of x
when y = 2

Answer 1

Answer: 1.236, -3.236 or
`-1-√(5) and -1+√(5)`

Explanation:

2 = x^2 + 2x -2

x^2 + 2x - 2 -2

x^2 +2x -4

put into quandratic formula