anonymous
  • anonymous
3√(x+4)-2=13
Mathematics
jamiebookeater
  • jamiebookeater
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hba
  • hba
Why dont you try to solve it :)
anonymous
  • anonymous
i did i got 3. am i right?
hba
  • hba
Can you show me the working @TiaW

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anonymous
  • anonymous
yeah hold on
hba
  • hba
I am waiting.
anonymous
  • anonymous
\[3\sqrt{(x+4)-2}=13\]
anonymous
  • anonymous
is it this?
anonymous
  • anonymous
@03225186213 yes
anonymous
  • anonymous
i redid it. i got 21
anonymous
  • anonymous
3[rt(x+4)] - 2 = 13 3[rt(x+4)] = 15 rt(x+4) = 5 x+4 = 25 x = 25 - 4 x = 21
anonymous
  • anonymous
am i right?
hba
  • hba
You said -2 was also in the root ?
anonymous
  • anonymous
divide both sides by 3 take square on both sides add 2 to both sides and at last subtract 4 from both sides
hba
  • hba
If not you are right.
anonymous
  • anonymous
@hba no its not
hba
  • hba
Well then you are right :) @TiaW
anonymous
  • anonymous
thnxx
hba
  • hba
If it looks like this :) \[3\sqrt{x+4)}-2=13\]
anonymous
  • anonymous
yep dats how it look
hba
  • hba
Awesome :)

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