SAT Math Multiple Choice Question 943: Answer and Explanation

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Test Information

Question: 943

11. Which of the following is equivalent to?

  • A.
  • B.
  • C.
  • D.

Correct Answer: B



Difficulty: Easy

Category: Additional Topics in Math / Imaginary Numbers

Strategic Advice: The rules of algebra still apply when working with imaginary numbers; as you work, be careful of negative signs when distributing and combining like terms.

Getting to the Answer: Start by distributing the negative sign to the expression in the second set of parentheses to get. Combining like terms yields, which matches (B).

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