Determine which of the following methods is the best choice for solving the given equation: factoring, using the principle of square roots or using the quadratic formula. Then, solve the equation.x2 + 4x - 12 = 0
A. Quadratic formula; -2 ± i
B. Square root principle or factoring; 6, 2
C. Square root principle; -6 ± 2
D. Factoring; -6, 2
Answer: D
Mathematics
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