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Consider the quadratic equation x2+7x+8=0. Which of the following is the correct form after substituting a, b, and c into the Quadratic Formula?

x=7 ±(7)2−4(1)(8)√2(1)

x=(7)2−4(1)(8)√2(1)

x=−7 ±(7)2−(1)(8)√2(1)

x=−7 ±(7)2−4(1)(8)√2(1)

1 Answer

11 votes

Answer:

x=−7 ±(7)2−4(1)(8)√2(1)

Explanation:

I risked it all and got it right

User Tomasz Maj
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