Question

Using factor theorem factorise 2y^3+y^2-2y-1

plzz give its answer.............

Answer 1

$\huge {\textbf {\underline {\underline {ANSWER}}}}$

2y^3 + y^2 - 2y - 1

= y^2( 2y + 1 ) - 1 ( 2y + 1 )

= ( 2y + 1 )( y^2 - 1 )

= ( 2y + 1 )( y + 1 )( y - 1 )

Answer 2

Hi..

answer in attachment :)

#tq