Question

a+1/a = 4 then find the value of a^2+1/a^2​

Answer 1

Answer:

A+1/a=4

squaring both sides we get

a2+1/a2+2*a*1/a=16

a and 1/a will cancel out

a2+1/a2+2=16

a2+1/a2=14

Step-by-step explanation:

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