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Mathematics 17 Online
OpenStudy (scarlettfarra2000):

Factor the common factor out of the expression 1) -6n+2

OpenStudy (scarlettfarra2000):

\[2) 15n ^{3}+9\] \[3) 7x ^{5}+63x ^{4}+21x ^{2}\] \[4)70a ^{6}+100a ^{3}-40a ^{2}-50a\] \[5) 21n ^{4}+3n ^{3}+27n ^{2}-30n\]

OpenStudy (anonymous):

ok so 1 you factor out the two 2 you need to use sum of cubes 5 you need to group with parenthesis

OpenStudy (anonymous):

then maybe use synthetic for 3 and 4?

jhonyy9 (jhonyy9):

1. -6n+2 = - 3*2n +2 what numers are common ?

OpenStudy (mathmale):

7x^{5} + 63x^{4} + 21x^{2} has three terms. Each term has a multiple of 7 in it. Can you factor out 7 from each term? Write your result in the form 7( ).

OpenStudy (mathmale):

@ScarlettFarra2000: Please become involved in this discussion. Thank you.

OpenStudy (scarlettfarra2000):

@jhonyy9 the common number is 2 right?

jhonyy9 (jhonyy9):

yes right for the first one

OpenStudy (scarlettfarra2000):

So two's the answer or is there another step?

jhonyy9 (jhonyy9):

for the first one yes is 2 sure because than you see it there are just 2 the common number in every two terms - yes ?

OpenStudy (scarlettfarra2000):

Right

jhonyy9 (jhonyy9):

ok. good luck bye bye

OpenStudy (scarlettfarra2000):

@mathmale the common number would be 7

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