Question

y= -(-2)²+2.-2-1





y= -2²+2.2-1

Answer 1

y = -(-2)² + 2.-2 -1
y = 4 - 4 - 1
y = -1

x = -2²+2.2-1
x = 4 + 4 - 1
x = 8 - 1
x = 7