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(x-a)(x-b)(x-c)(x-d) ...........................(x-y)(x-z)

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(x-a)(x-b)(x-c)(x-d) ...........................(x-y)(x-z)
  • 1 answers

Rajan Kumar Pasi 5 years, 10 months ago

Very easy question
 

i think we can do it like this,

 

(X-A)(X-B)(X-C)....(X-Y)(X-Z)

= (X-A)(X-B)(X-C)(X-D)....(X-W)(X-X)(X-Y)(X-Z)

= (X-A)(X-B)(X-C)(X-D)....(X-W)(0)(X-Y)(X-Z) (since X-X = 0)

= 0 [Product of any term multiplied with zero always results in zero].

Hence the answer is 0.

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