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clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0dw:1358409590944:dw

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2\[\log_3(x+4)+\log_3(x2)=3\]log a + log b = log (ab) \[\log_3(x+4)(x2)=3\] (x+4)(x2) = 3^3

clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0so would it be x^2+2x17=0 which makes the roots x = {3.243, 5.243}?

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2Not quite, can you check again?

clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0I'm sorry I can't seem to find where im going wrong

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2The equation you got was wrong..

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2(x+4)(x2) = 3^3 x^2 + 2x  8  3^3 =0 ^Simplify this

clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0is it not x^2+2x17 ?

clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0oh my apologies I was thing of multiplying, so it is x^2+2x+19?

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2Hmmm... x^2 + 2x  8  3^3 =0

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2Yup :) Now, solve it~

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2Yes, but you have to reject one answer there.

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2You cannot take log for a negative number.

clarkjets
 one year ago
Best ResponseYou've already chosen the best response.0ok thank you so much

RolyPoly
 one year ago
Best ResponseYou've already chosen the best response.2And yes, you need to reject 7 :)
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