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.(x + 3)2 = 13
A. Factoring; 10
B. Square root principle; -3 ± 
C. Square root principle or factoring; 3 ± 
D. Quadratic formula; ±
Answer: B
Mathematics
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What will be an ideal response?
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Provide an appropriate response.In the problem statement "2/5 of the staff received a pay raise," the word "of" indicates the use of subtraction in calculating the solution.
A. True B. False
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= -1 - 
A. 1
B. 
C. No solution
D. 0
Mathematics