Question no. 17 please
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hey mate plz click this photo properly and then ask.....
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Answer:
Step-by-step explanation:
Given 8x³ + 27y³ = 730 and 2x²y + 3xy² = 15
Consider, (2x + 3y)³ = 8x³ + 3(2x)2 (3y) + 3(2x) (3y)2 + 27y3
= 8x3 + 36x²y + 54xy² + 27y³
= (8x³ + 27y³) + 18(2x²y + 3xy²)
= 730 + 18(15) = 730 + 270
= 1000
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