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Mathematics 9 Online
OpenStudy (anonymous):

anyone know how to factor 9 + 30x + 25x^2? please and thankyou.

OpenStudy (precal):

(5x+3)(5x+3)

OpenStudy (anonymous):

I don't think that is correct, would you mind showing your work please?

OpenStudy (precal):

use foil 5x(5x) + (5x)(3)+(3)(5x)+(3)(3) 25x^2 + 15x +15x+9 25x^2+30x+9 I believe someone else showed how they got it in a previous post using factoring by grouping.

OpenStudy (anonymous):

yeah i missread it, thankyou.

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