Question

evaluate the following ​

Answer 1

Heya dear!

See the attached image..hope it helps❤

Answer 2

Here Is Your Ans ⤵

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$= > {( \frac{1}{4}) }^{ - 2} + {( \frac{1}{5} )}^{ - 2} + {( \frac{1}{6} )}^{ - 2} \\ \\ = > {(4)}^{2} + {(5)}^{2} + {(6)}^{2} \\ \\ = > 16 + 25 + 36 \\ \\ = > 77$

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