BlueBerryPie BlueBerryPie

15-05-2014
Mathematics

contestada

Can you help me with this one ?
Factor 2x2 + 7x + 3.
A.(2x + 1)(x + 3)
B.(2x + 3)(x + 1)
C.(2x + 5)(x + 1)
D.The polynomial is prime.

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crisforp crisforp

15-05-2014

(2x + 1)(x + 3) = 2x^2 + 6x + x + 3 = 2x^2 + 7x + 3 A.

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nancymathew nancymathew

15-05-2014

2x2 +7x +3
= 4+7x+3
= 7x +11

therefore, the polynomial is prime

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