Question

Evaluate |c^2 +b^2|, given a=5, b=-3, and c=-2.
2
6
10
13

Answer 1

13

Explanation:

|a| = a for a ≥ 0

|a| = -a for a < 0

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|c² + b²|

Put b = -3 and c = -2 to the expression:

|(-2)² + (-3)²| = |4 + 9| = |13| = 13