Question

Kindly help
Thank you

Answer 1

Step-by-step explanation:

1 ). 31

2 ) .31

the answer is 31

Answer 2

Step-by-step explanation:

(i) given a= 2 and b= 3

Therefore,

$2 ^{2} + 3 ^{2}$

$= 4 + 9 = 13$

(ii)

$( \frac{1}{a} + \frac{1}{b} ) {}^{2}$

i.e,

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

$( \frac{3}{6} + \frac{2}{6} ) {}^{2}$

$\frac{5}{6} {}^{2} = \frac{25}{36}$

Hope it helps....