The coefficient of x2 in the product (x-1) (1-2x) is :
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Answered by
3
Step-by-step explanation:
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Answered by
8
Answer:
-2
Step-by-step explanation:
(x-1)(1-2x)
=x-2x^2-1+2x
= -2x^2+3x-1
Coefficient of x^2 is -2
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