volume_mute

Evaluate the following expression

publish date: 2022/08/22 01:49:00 GMT+10

volume_mute

for a = -2 and b = 5

|a3 + b2|

17
-17
18
20

Correct Answer

17

Explanation

  1. Substitute for a and b
    • |a3 + b2| = |(-2)3 + (5)2|
  2. Evaluate each exponential expression
    • |-8 + 25|
  3. Do the addition
    • |17|
  4. Find the absolute value
    • 17

Reference

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