Question

simplify the following values
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Answer 1

SOLUTION ☺️

$= ( \frac{1}{2} ) {}^{ - 2} + ( \frac{1}{3} ) {}^{ - 2} + ( \frac{1}{4} ) { }^{ - 2} \\ \\ = > (2) {}^{2} + (3) {}^{2} + (4) {}^{2} \\ \\ = > 4 + 9 + 16 \\ \\ = > 29 \: ans.$

hope it helps ✔️

Answer 2

Answer:

check if the answer is correct