Given that p = 2, q = -5 and r = – 4, evaluate 3p2…

Given that p = 2, q = -5 and r = – 4, evaluate 3p2 – q2 – r3
  • A.
    101
  • B.
    77
  • C.
    51
  • D.
    -27
Correct Answer: Option C
Explanation

3(2)2 – (-5)2 – (-4)3
3(4) – (25) – (-64); 12 – 25 + 64 = 51

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