Question

(x4+1/x4) ×(x+1/x) find the product​

Answer 1

Answer:see

Step-by-step explanation:

Using the identity (a+b)(a-b) =a²- b² in all cases

   [x+1/x][x-1/x][x²+1/x²][x⁴+1/x⁴]

= [x²- 1/x²][x²+1/x²][x⁴+1/x⁴]

=[(x²)²- (1/x²)²][x⁴+1/x⁴]

=[x⁴- 1/x⁴][x+1/x⁴]

=(x⁴)² - (1/x⁴)²

=x⁸-1/x⁸

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Answer 2

Answer:

1

Step-by-step explanation:

see the above image

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