Math, asked by aayushisingh1968, 8 months ago

if x+y=5 and 4xy=21,find x3+y3

Answers

Answered by SɴᴏᴡʏSᴇᴄʀᴇᴛ

76

Answer-

x + y = 5

Multiply throughout by 3

3x + 3y = 15

Answered by Anonymous

25

Step-by-step explanation:

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3x+3y = 15

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