if 27 x y 3 ndash 8 x y 3 x 5y ax2 by2 cxy then what is the value of a | Examsbook

327

Q:
If 27(x+y)³ – 8(x-y)³=(x+5y)(Ax²+By²+Cxy), then what is the value of (A+B-C)?

1
18
2
16
3
13
4
11

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Answer : 2. "16"

Maths Algebra Question with answer

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