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Mathematics 23 Online
OpenStudy (anonymous):

Help Find the sum of 7a^3 + 14a + 12 and -6a^3 + 12a^2 -7.

OpenStudy (anonymous):

first find the sum of the a's 7a^3+14a=?

OpenStudy (anonymous):

21^4?

OpenStudy (anonymous):

(7-6)a^3+12a^2+14a+(12-7)

OpenStudy (anonymous):

1a^3 + 26a?

OpenStudy (anonymous):

litttle confused

OpenStudy (anonymous):

take common a from given expression

OpenStudy (anonymous):

a(a^2+26)

OpenStudy (anonymous):

1^3 + 26a + 5

OpenStudy (anonymous):

you take a=1?

OpenStudy (anonymous):

so... what do I have to do? Do I add 7 + -6?

OpenStudy (anonymous):

you write as 7+(-6) and is equal to 1

OpenStudy (anonymous):

i think you got your answer

OpenStudy (anonymous):

so next 14a + 12a^2?

OpenStudy (anonymous):

I know im not completely correct because I have some more numbers to fill in so I'm partial credit

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