Math, asked by amrinfathima1216, 10 months ago

one of the roots of polynomials

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Answers

Answered by shaikhzeenat07

0

Answer:

(1) -2

if x= -2 then

3× (-2)×(-2)×(-2)+9×(-2)×(-2)-12

= 3×(-8)+9×4-12

= -24+36-12

= 12-12

= 0

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