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Mathematics 8 Online
OpenStudy (anonymous):

C? Factor completely: 2x3 + 10x2 + 14x + 70 (2x2 + 14)(x + 5) (x2 + 7)(2x + 10) 2(x3 + 5x2 + 7x + 35) 2[(x2 + 7)(x + 5)]

OpenStudy (anonymous):

Not quite...

OpenStudy (anonymous):

You can still factor it out more

OpenStudy (anonymous):

A?

OpenStudy (anonymous):

The best answer would be B :)

OpenStudy (anonymous):

Use the foil method to multiply it out.

OpenStudy (anonymous):

A (2x^2+14)(x+5) its by rule

OpenStudy (anonymous):

Now you are just guessing... Go back to C\[2x^3 + 10x^2 + 14x + 70\]\[2 (x^3+5 x^2+7 x+35)\]HERE YOU GO \[2 (x+5) (x^2+7) \]

OpenStudy (anonymous):

D

OpenStudy (anonymous):

just regroup it , Try to combine those terms that have common then use common monomial . then factor it

OpenStudy (anonymous):

Wow. Seriously dude? Don't confuse him

OpenStudy (anonymous):

YES! D

OpenStudy (anonymous):

thank you yeah I got confused but I got it now lol

OpenStudy (anonymous):

It cant be B @Jkaramali because you can factor it out more... \[2 x^3+10 x^2+14 x+70\]\[ (x^2 + 7)(2x + 10) \] WITH THE (2x + 10)

OpenStudy (anonymous):

Ah I see, my mistake.

OpenStudy (anonymous):

It koo! :)

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