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How to solve this ? ​
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4 votes
How to solve this ?
​

How to solve this ? ​-example-1
User Vishakh
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1 Answer

4 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.

How to solve this ? ​-example-1
User Rantanplan
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