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Mathematics 19 Online
OpenStudy (anonymous):

Explain, in complete sentences, how to factor 5x^2 - 5x - 30. Explain how your factors could be checked for accuracy.

OpenStudy (amistre64):

once factored, you chk it out by multiplying them back out again

OpenStudy (anonymous):

So how do you factor the problem?

OpenStudy (amistre64):

factoring it is easy; explaining how to in complete sentences tho .... i dunno

OpenStudy (amistre64):

divide out all common factors

OpenStudy (amistre64):

then see what factors of the last term combine to get the middle term

OpenStudy (amistre64):

but thats only if it factors pretty like, if at all

OpenStudy (amistre64):

almost lol

OpenStudy (amistre64):

5x^2 - 5x - 30 5(x^2 -x -6) 5(x-3)(x+2)

OpenStudy (amistre64):

now how do you explain that ?

OpenStudy (anonymous):

explain in complete sentences how you walk down a flight of stairs and turn on the basement light

OpenStudy (amistre64):

.... id write: practice practice practice :)

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