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Quadratic Formula
Grade Level
ACT Prep
ACTM.107 Quadratic Formula
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For the equation 7x
2
+ 5x = -1, what roots result from the quadratic formula?
A
(-5 - i sqrt(3))/7 and (-5 + i sqrt(3))/7
B
(-5 - i sqrt(3))/14 and (-5 + i sqrt(3))/14
C
(-5 - sqrt(53))/14 and (-5 + sqrt(53))/14
D
(5 - i sqrt(3))/14 and (5 + i sqrt(3))/14
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