Question

Answer this-
also please do it on notebook, I will mark brainliest ​

Answer 1

At last, multiply 1/3^18 i.e 6

Answer 2

Answer:

See the attachment for working.

Final Answer:-

$\frac{1}{3} ( {x}^{3} + \frac{1}{ {x}^{3} } ) = 6$