Question

if a^2+1/a=4, find the value of 2a^3+2/a^3​

Answer 1

Answer:

s

Step-by-step explanation:

Answer:

It is : 104

Step-by-step explanation:

(a²+1)/a=4

=> a+1/a=4

=> (a+1/a)³=(4)²

=> a³+1/a³+3*4=64

=> a³+1/a²=52

=> 2(a³+1/a³)=2*52

=> 2a³+2/a³=104

Hence, answer is 104.

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Answer 2

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