Question

Evaluate: {(3)-² + (4)-² – (5)-²}

Answer 1

Answer:

3-² = 0.11

4-² = 0.06

5-² = 0.04

Therefore, 3-² + 4-² - 5-² = 0.11 + 0.06 +0.04

                                         = 0.21

Hence the Answer is 0.21

Answer 2

{9-16-25}
{-7-25}
{-32}
32

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