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Mathematics 7 Online
OpenStudy (anonymous):

help

OpenStudy (anonymous):

@SolomonZelman

OpenStudy (anonymous):

OpenStudy (anonymous):

OpenStudy (solomonzelman):

for number 8. \[\frac{x^2+9x+20}{x+4}\]\[\frac{(x+4)(x+5)}{x+4}\]\[x+5\] so \[f(x)=x+5\] in other words \[y=x+5\] https://www.google.com/search?q=y%3Dx%2B5&oq=y%3Dx%2B5&aqs=chrome..69i57j0l2.792j0&sourceid=chrome&ie=UTF-8

OpenStudy (solomonzelman):

I really want to say D, although don't see D, I know that A B and C are incorrect.

OpenStudy (anonymous):

yea sorry it didn't fit

OpenStudy (anonymous):

OpenStudy (anonymous):

those are the last 3 choices for 10

OpenStudy (solomonzelman):

@Loser66 idk, can you help this guy out overhere?

OpenStudy (loser66):

I want to see the last choice, please

OpenStudy (anonymous):

im sorry i was busy . loser the first scrnsht is first and the second is the lsat 3

OpenStudy (loser66):

the last choice is just one part of the graph. check, please

OpenStudy (anonymous):

oops

OpenStudy (anonymous):

hold on

OpenStudy (anonymous):

OpenStudy (anonymous):

@Loser66

OpenStudy (loser66):

I don't know, it's not what I expect, let me check again.

OpenStudy (loser66):

oh ya, I know my mistake, the last one is right answer.

OpenStudy (anonymous):

thanks!!!

OpenStudy (loser66):

ok

OpenStudy (anonymous):

can you help me on some more pls?

OpenStudy (loser66):

to me, I want to see the last one, You can do it by yourself 1/ take the first derivative, you have 3 critical points, first off, x =-2 must be the asymptote of the graph 2/ the first derivative give you 2 critical points, x1= -3.7... and x2= -0.26.... the sign of the first derivative shows the graph f(x) increases in (−∞,−3.7] and (−0.26, infinitive], and it decreases in [-3.7, -2) and [-2,−0.26) the graph is|dw:1389223735038:dw|

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