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Mathematics 10 Online
OpenStudy (anonymous):

Factor the trinomial: 2x2 + 7x + 3 A. (2x - 1)(2x + 3) B. (2x + 3)(x + 1) C. (2x + 1)(x + 3) D. (2x + 1)(2x + 3)

OpenStudy (kidrah69):

1) Multiply 3 x 2

OpenStudy (anonymous):

6 @kidrah69

OpenStudy (kidrah69):

Good what multiplies to 6 AND adds at the same time adds up to 7?

OpenStudy (anonymous):

1 @kidrah69

OpenStudy (kidrah69):

1 and?

OpenStudy (kidrah69):

Simplifying 2x2 + 7x + 3 Reorder the terms: 3 + 7x + 2x2 Factor a trinomial. (3 + x)(1 + 2x) Final result: (3 + x)(1 + 2x)

OpenStudy (kidrah69):

In other words (2x+1)(x+3)

OpenStudy (kidrah69):

So D is incorrect

OpenStudy (anonymous):

so it's C

OpenStudy (kidrah69):

yep yep :)

OpenStudy (anonymous):

sorry and thank you @kidrah69

OpenStudy (kidrah69):

:)

OpenStudy (bee_see):

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