the coefficient of x in the expansion of (2y-5x)^3 is
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Answered by
2
Answer:
8y^3 + 125x^3 + 3(2y-5x)
so coefficient of x is -5.
Answered by
0
Answer:
((A+B)3 = A3+B3+3A2B+3AB2.
here the coefficient of X is zero
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