How to solve this ? ​

Macandyp asked Feb 28, 2023

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36 votes

How to solve this ?

Macandyp asked Feb 28, 2023

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12 votes

Answer:

1350

Explanation:

use binomial general term expression for (r+1)th term

get the power of x in terms of r.

equate the expression to -2 and solve for r.

replace value of r and calculate the coefficient.

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