Question

simplify the following​

Answer 1

Answer:

7/12

I hope it is helpful

Answer 2

4² = 16

3² = 9

$({4}^{2} + {3}^{2} ) {}^{ \frac{ - 1}{2} }$

$\implies \: {(25)}^ \frac{ - 1}{2}$

If there is a negative power, take reciprocal.

$=( \frac{1}{25}) {}^{ \frac{1}{2} }$

$= \sqrt{ \frac{1}{25} }$

$= \boxed{\frac{1}{5} }$

∴ The answer is ⅕