Write in vertex form.
Factor the perfect-square trinomial in y = (x2 + 2x + 1) − 1− 1.y = (x + [___])2 − 1 −1
Write in vertex form. y = 8(x + ⇒ 2)2 + ⇒ -15
(,
-3
y = 8(x + [___])2 + [___]
2
y = 8(x + [___])2 + [___]
).
2
Simplify.y = (x + 1)2 − [___]
2
y = 8(x + [___])2 + [___]
-15
units.
6
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