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1. Equations & Inequalities - 3! 2부

1. Equations & Inequalities / The Square Root Property / 문제 9

문제 9

Use the square root rule to solve the given quadratic equation.
(-3x + 7)² = -135

A

7/3 + i√15, 7/3 - i√15

B

-7/3 + i√15, 7/3 - i√15

C

7/3 + i√15, -7/3 - i√15

D

-7/3 + i√15, -7/3 - i√15