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Mathematics 18 Online
OpenStudy (anonymous):

I don't remember how to do this although it looks simple

OpenStudy (anonymous):

\[\frac{2x^2+5x-3 }{ x+2 } x \frac{ 9x+18 }{ 1-2x }\]

OpenStudy (anonymous):

the x in the middle is meant to be a multiplication symbol lol

jhonyy9 (jhonyy9):

this wann being a product of two fractions ?

OpenStudy (anonymous):

indeed

thomaster (thomaster):

\(\large\dfrac{a}{b}*\dfrac{c}{d}=\dfrac{a*c}{b*d}\)

jhonyy9 (jhonyy9):

so yes but i think first you need to see what factorizing out and so what will can simplifie it

jhonyy9 (jhonyy9):

how you can factorizing the first numerator ?

jhonyy9 (jhonyy9):

from second numerator factoriz out 9 and will get what ?

OpenStudy (anonymous):

well i know you would get 9(x+2)

OpenStudy (anonymous):

but when you multiply that by the other numerator I don't understand that

jhonyy9 (jhonyy9):

not will be necessary because now you see that the first farction has a denominator x+2 yes ? so what can you doing now with ?

jhonyy9 (jhonyy9):

you can simplifie it yes ?

OpenStudy (anonymous):

ohhh true

jhonyy9 (jhonyy9):

so now you need factor completly the numerator of first fraction

jhonyy9 (jhonyy9):

or if you dont see it you need to solve it using discriminant

jhonyy9 (jhonyy9):

hope you know how you can solving an quadratic ?

jhonyy9 (jhonyy9):

@litchlani can you solve it for medal ?

jhonyy9 (jhonyy9):

D=b^2 -4ac = ?

jhonyy9 (jhonyy9):

2x2+5x−3 b=5 a=2 c=-3

jhonyy9 (jhonyy9):

so if you dont like cooperating i will go ok ?

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