Question

simplify : ( y-1/y) (y+1/y) (y²+1/y²) (y⁴+1/y⁴)​

Answer 1

Answer:

y+

y

1

=9

Squaring both side

(y+

y

1

)

2

=9

2

y

2

+

y

2

1

+2×y×

y

1

=81

y

2

+

y

2

1

=81−2=79

Squaring

(y

2

+

y

2

1

)

2

=(79)

2

y

4

+

y

4

1

+2×y

2

×

y

2

1

=6241

y

4

+

y

4

1

=6,239.

Step-by-step explanation:

Mark it as brainliest

Answer 2

Answer:

( y-1/y) (y+1/y) (y²+1/y²)(y⁴-1/y⁴)​

( y-1/y) (y+1/y) = (y²-1/y)

(y²-1/y) (y²+1/y²) = (y⁴-1/y⁴)​

(y⁴-1/y⁴)​ (y⁴-1/y⁴)​ = (y⁸-2y⁴+1/y¹⁶)​

PLS MARK BRAINLIEST