How do you find the remainder when $2 x^{2} + x - 3$ $2x^2+x - 3$ divided by 2x+1?

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Answer 1 · 2016-03-07T05:52:24

-5x

$(2 x^{2} - x - 3) = (2 x - 1) (x + 3) - 5 x$ $(2 x^2 - x -3) = (2 x -1)(x + 3) - 5x$
the remainder is $- 5 x$ $-5x$

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