Question

If a ≠0 and a -1/a = 4; find:
(i)a^2+1/a^2
(ii)a^4+1/a^4
(iii)a^3-1/a^3
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Answer 1

Answer:

(i) 69

(ii) 69

(iii) 69

Step-by-step explanation:

Do not take science after 12th. If you have taken it already you will have to work tremendously hard or else it will drive you nuts.