ricedelight ricedelight

28-06-2018
Mathematics

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Look at the quadratic equation below.

x^2-10x-6=2x+1

What is the quadratic equation written in standard form?

A. x^2-8x-5=0

B. x^2-8x-7=0

C. x^2-12x-7=0

D. x^2-12x-5=0

Look at the quadratic equation below x210x62x1 What is the quadratic equation written in standard form A x28x50 B x28x70 C x212x70 D x212x50 class=

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choixongdong choixongdong

28-06-2018

x^2 - 10x - 6 = 2x + 1
x^2 - 10x - 6 - 2x - 1 = 0
x^2 - 12x - 7 = 0

Answer
C. x^2 - 12x - 7 = 0

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