Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth.
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Mathematics, 07.04.2020 19:03 genyjoannerubiera
Use the quadratic formula to solve the equation. If necessary, round to the nearest hundredth.
x^2-21=-4x
a. 7,3
b. -7,4
c. 7,-3
d. -7,-3
Answers: 2
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