Question

2+ 13
7.) If a =
then find the value of
2
a2+
1
a?
(CBSE 2016)
M.(tech)​

Answer 1

Step-by-step explanation:

ANSWER

a

2

−b

2

=13

(a−b)(a+b)=1×13

By comparing, a−b=1,a+b=13

Add both the equations,

2a=14

a=7

Please mark me as brainlist..

Answer 2

Answer:

Plz write your question in a proper way.