Math, asked by vkairav12, 1 month ago

b) If 5x+3y-16 and xy - 2 find the value of 125x' + 27y!

Answers

Answered by vipashyana1

0

Answer:

125x³+27y³=2656

Step-by-step explanation:

5x+3y=16

Cubing on both the sides

(5x+3y)³=(16)³

(5x)³+(3y)³+3(5x)(3y)(5x+3y)=4096

125x³+27y³+(45xy)(16)=4096

125x³+27y³+(45)(2)(16)=4096

125x³+27y³+1440=4096

125x³+27y³=4096-1440

125x³+27y³=2656

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