Which of the following expressions are polynomials. If not give reason:
(i) 1/X2+3X-4 (ii) x2 (x-1) (iii) 1/X(X+5) (iv) 1/X2+1/X4+7
(v) 5x2+ 3x+2 (vi) m2-m+7m-10
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Your answer is....
2.x2(x-1)
2.x2(x-1)
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