Question

if y²+¹/y²=14 ,find the value of y³+1/y³​

Answer 1

Answer:

sorry I don't know answer for this question but y is equal to 14

Answer 2

Answer:

52

Explanation:

y²+1/y²=14

y²+1/y²=16-2

y²+1/y²+2=16

(y+1/y)²=+/-4²

y+1/y=+/-4

y³+1/y³= (y+1/y)(y²+1/y²-1)

= 4(14-1)

= 4×13 =52

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