Inactive Tutor answered • 10/22/19
Tutor
New to Wyzant
y = 3x^2 + 12x + 3
y = 3(x^2 + 4x + 1)
y = 3(x^2 + 4x + 4 - 3)
y = 3(x+2)^2 - 9
Izevsk M.
asked • 10/22/19Completing the square
How do I complete the square of y=3x^2+12x+3
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2 Answers By Expert Tutors
Inactive Tutor answered • 10/22/19
Tutor
New to Wyzant
How do I complete the square of y=3x2+12x+3
y/3=x2+4x+1=(x+2)2-4+1=(x+2)2-3
so y=3(x+2)2-9
Izevsk M.
Thank you sir, I appreciate your time.
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10/22/19
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Izevsk M.
Thanks I hope this is correct.10/22/19