Question

show (2x_1) is a factor of 2xsquare +x_1 then find the other factor

Answer 1

Thus so

______________________________________________________________

. GIVEN

. 2 X ² + X - 1

. AS
. 2 X - 1 SHOULD BE FACTOR

. 2 X - 1 = 0

. X = 1 / 2

. SO
. 2 ( 1 / 2 ) ² + 1 / 2 - 1

. 1 / 2 + 1 / 2 - 2 / 2

. 2 - 2 / 2

. 0.

. SO
. 2 X - 1 IS THE FACTOR

.
. BY FACTORIZATION

. 2 X ² + X - 1

. 2 X ² + 2 X - X - 1

. 2 X ( X - 1 ) - 1 ( X - 1 )


. SO
. X - 1 IS THE OTHER FACTOR

. Hope it helps

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