Math, asked by nisha414, 1 year ago

answer me ________________

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nisha414: _verify the result___________

Answers

Answered by shivangsrivastava123

0

putting x=-2

[(-2)^2-1][7(-2)^2-5(-2)+2]

=(4-1)(28+10+2)

=3×40

=120 Ans

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