Question

3sqrt(x)/14-sqrt(x) I need the answer with steps. I keep getting 3(14sqrt(x)+x/-x+196.

Answer 1

Is (14-sqrt x) the denominator?

Answer 2

multiply top and bottom of fraction by the conjugate of 14-sqrt(x) which is 14+sqrt(x)

Answer 3

If so, do waht jimmyrep said.

Answer 4

yes ok let me try I pretty sure that's what im doing

Answer 5

It should come out to the third of the alternate forms here:

http://www.wolframalpha.com/input/?i=%283sqrt%28x%29%29%2F%2814-sqrt%28x%29%29

Answer 6

keeps saying it wrong I dont get it!

Answer 7

mine is coming exactly in the third alternate form

Answer 8

right but when I enter it in to math lab it saying its wrong every way i enter it

Answer 9

i make it 3(14sqrtx + x) / (196-x)

Answer 10

Have you tried entering the top as 42 sqrt x + 3x ?

Answer 11

strange - but rest assured our answer is correct

Answer 12

i think math lab got this one wrong everyone It had the hole problem flipped and it was calling it right.

Answer 13

yes

Answer 14

here is my next problem 6sqrt(x)/5-sqrt(x)

Answer 15

Everyone gets medals for determining that mathlab is an retrice

Answer 16

solve it the same way. multiply it by 5+ sqrt(x)

Answer 17

same method fr this - use 5 + sqrt x

Answer 18

U should post that as a new question even if u do it exactly the same way...

Answer 19

o ok sorry

Answer 20

Just that the thread gets a bit confusing for others...

Answer 21

understand should i repost it now?

Answer 22

Sure go ahead, u will get an answer pronto.

But u know how to do it now, anyway, don't u?

Answer 23

thanks

Answer 24

yes

Answer 25

i dnt understand this question any body expalin me

Answer 26

Which part?