Math, asked by MrPrince4282, 9 months ago

A+b=10 and ab=21 find the value of a³+b³

Answers

Answered by infinitywarrior96

2

Answer:

a+b=10

cubing both sides

(a+b)³ = a³+b³ + 3ab ( a+b)

10³ = a³+ b³ + 3 (21) (10)

1000 = a³ +b³ + 630

1000-630 = a³ + b³

a³ +b³ = 370

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