which equation represents the vertex form of the equation y=x^2+2x-6 a. y = (x+2) ^2-7 b. y = (x+2) ^2-6 c. y = (x+1) ^2-6 d. y = (x+1) ^2-7

Question

Mathematics

Cassandra Kelley

26 May, 23:40

which equation represents the vertex form of the equation y=x^2+2x-6 a. y = (x+2) ^2-7 b. y = (x+2) ^2-6 c. y = (x+1) ^2-6 d. y = (x+1) ^2-7

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Answers (1)

Know the Answer?

Alan · Answer 1

y=1 * (x+1) ^2 + (-7)

Step-by-step explanation:

y) = 1*x^2+2*x + (-6)

y=x^2+2*x + (1) ^2 + (-1) * (1) ^2 + (-6) (Complete the square)

y = (x+1) ^2 + (-1) * (1) ^2+-6 (Use the binomial formula)

y = (x+1) ^2 + (-7) (simplify)

y=1 * (x+1) ^2 + (-7)