Answers CMS 2026-2027 NC Math 2 CREDIT RECOVERY PretestQuestion 7

7

lesson pretestMultiple Choice

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Question 7 • CMS 2026-2027 NC Math 2 CREDIT RECOVERY

Which equation shows the quadratic formula used correctly to solve 7 x squared is equal to 9 plus x for x ?

Answer

A

x is equal to the fraction with numerator 1 plus or minus square root of negative 1 squared plus 4 7 9 end root and denominator 2 times 7

B

x is equal to the fraction with numerator 1 plus or minus square root of negative 1 squared minus 4 7 9 end root and denominator 2 times 7

C

x is equal to the fraction with numerator negative 1 plus or minus square root of negative 1 squared plus 4 7 9 end root and denominator 2 times 7

D

x is equal to the fraction with numerator negative 1 plus or minus square root of 1 squared minus 4 7 9 end root and denominator 2 times 7

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