The choices are. (a) -2250 (b) -1275 (c) 1275 (d) 2250 (e) -49

The choices are. (a) -2250 (b) -1275 (c) 1275 (d) 2250 (e) -49

Please expand :(a+x)^(-n)

Asked for national level exam

need help asap please and thank you

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using combinations and why.

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use the binomial therom

Use binomial theorem

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