Civil Service Exam Reviewer · Basic Operations · hard

Evaluate: (−4)³ − (−4)² + 4

  1. 52
  2. -44
  3. -76
  4. -84

Answer

C. -76

Solution

(−4)³ = −64 (odd power keeps the sign); (−4)² = 16. −64 − 16 + 4 = -76.

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