Question

simplifyy 9y^2-1/2y-1 X[multiply] 1-2y/3y-1

Answer 1

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Answer 2

\[\frac{9x^2-1}{2y-1}\times \frac{1-2y}{3y-1}\]

Answer 3

\[\frac{(3y-1)(3y+1)}{2y-1}\times \frac{1-2y}{3y-1}\]

Answer 4

3y-1 cancels top and bottom and
\[\frac{1-2y}{2y-1}=-1\] so it cancels as well

Answer 5

leaving nothing but
\[-(3y+1)=-3y-1\]

Answer 6

so that means y is 1 ?

Answer 7

thanks a lot