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yrivers36
Group Title
Solve each equation symbolically. With explanation please.
sqrt (x)+1=sqrt (x+2)
 2 years ago
 2 years ago
yrivers36 Group Title
Solve each equation symbolically. With explanation please. sqrt (x)+1=sqrt (x+2)
 2 years ago
 2 years ago

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Kreshnik Group TitleBest ResponseYou've already chosen the best response.2
hint... \[\LARGE \sqrt x+1=\sqrt{x+2}\] square both sides..
 2 years ago

yrivers36 Group TitleBest ResponseYou've already chosen the best response.0
Im not sure but I think I should foil left side of problem
 2 years ago

yrivers36 Group TitleBest ResponseYou've already chosen the best response.0
\[(\sqrt{x}+1)(\sqrt{x}+1)x+2\]
 2 years ago

yrivers36 Group TitleBest ResponseYou've already chosen the best response.0
thats an = in front of x
 2 years ago

Kreshnik Group TitleBest ResponseYou've already chosen the best response.2
\[\LARGE (\sqrt x+1)^2=(\sqrt{x+2})^2\] \[\LARGE (\sqrt x)^2+2\cdot \sqrt{x}\cdot 1+1^2=x+2\] \[\LARGE x+2\cdot \sqrt{x}=x+21\] \[\LARGE 2\cdot \sqrt{x}=xx +21\] \[\LARGE 2\cdot \sqrt{x}=1\] \[\LARGE \sqrt{x}=\frac12\] square both sides and there you go :)
 2 years ago

Kreshnik Group TitleBest ResponseYou've already chosen the best response.2
can you do it ?
 2 years ago

yrivers36 Group TitleBest ResponseYou've already chosen the best response.0
solution manuel says x = 1/4
 2 years ago

Kreshnik Group TitleBest ResponseYou've already chosen the best response.2
that's correct. Well done ! ;)
 2 years ago

yrivers36 Group TitleBest ResponseYou've already chosen the best response.0
Thank you once again :)
 2 years ago

Kreshnik Group TitleBest ResponseYou've already chosen the best response.2
Glad to help :)
 2 years ago
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