Question

plzz help me it is very important give with solutions​

Answer 1

Answer:

i) (a²+1/a²) = 9

Step-by-step explanation:

hope it helps you buddyy....

Answer 2

Answer:

(i) (a+1/a)²=a²+1/a²+2.a.1/a(formula)

= 7+2(given)

=9

(ii). (a+1/a)²=9

a+1/a=√9=3

(iii). a²+1/a²=7(given)

a²+1/a²-2a.1/a=7-2.a.1/a

a²+1/a²-2=7-2

(a-1/a)²=5

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