Math, asked by ObsidionFury, 8 months ago

If a/b + b/a = -1, then the value of a³ - b³ is?

Answers

Answered by Anonymous

7

Step-by-step explanation:

a + b) = 6

On cubing both sides,

(a +b)³ = 6³

a³ + b³ + 3ab (a +b) = 216

a³ + b³ + 3ab × 6 = 216

a³ + b³ + 18ab - 216 = 0

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