Answer:
f(x) = 2(x + 4) (x - 1)
f(x) = 2(x - 1.5)^2 - 12.5
Explanation:
1)
2(x + 8) (x - 1)
(2x + 8) (x - 1)
2x^2 + 8x - 2x - 8
2x^2 +6x - 8
2)
2(x - 1.5)^2 - 12.5
2(x^2 - 3x + 2.5) - 12.5
2x^2 - 6x + 4.5 -12.5
2x^2 - 6x - 8
1.6m questions
2.0m answers