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Mathematics 19 Online
OpenStudy (vshiroky):

verify

OpenStudy (vshiroky):

sqrt24

OpenStudy (vshiroky):

2sqrt6

OpenStudy (vshiroky):

nevermind lol got it

ganeshie8 (ganeshie8):

right

OpenStudy (vshiroky):

OpenStudy (vshiroky):

6/sqrt2

ganeshie8 (ganeshie8):

thats right, but the grader will give u 0 marks

OpenStudy (vshiroky):

why?

ganeshie8 (ganeshie8):

\(\huge \sqrt{\frac{36}{2}}\) \(\huge \sqrt{18}\) \(\huge \sqrt{9 \times 2}\) \(\huge 3\sqrt{ 2}\)

ganeshie8 (ganeshie8):

grader likes this answer better^

ganeshie8 (ganeshie8):

genrally, dont leave radicals in the denominator.

ganeshie8 (ganeshie8):

if u simplify ur answer further by rationaliziing the denominator u wud get the same answer

OpenStudy (vshiroky):

even though it says rationalize the denominator

OpenStudy (vshiroky):

ok..

ganeshie8 (ganeshie8):

\(\large \frac{6}{\sqrt{2}}\)

ganeshie8 (ganeshie8):

rationalize the denominator and see wat u get

ganeshie8 (ganeshie8):

to rationalize, u need to multiply top and bottom by sqrt(2) right ?

OpenStudy (vshiroky):

I thought that's what it wanted, but if I go further it's 3sqrt2?

ganeshie8 (ganeshie8):

\(\large \frac{6}{\sqrt{2}} \times \frac{\sqrt{2}}{\sqrt{2}}\) \(\large \frac{6\sqrt{2}}{2} \) \(\large 3 \sqrt{2}\)

ganeshie8 (ganeshie8):

yes, 3sqrt2 is the final ansur

OpenStudy (vshiroky):

Gotcha.. thank you

ganeshie8 (ganeshie8):

rationalizing denominator means, getting rid of radicals in the denominaotr

ganeshie8 (ganeshie8):

u wlc :)

OpenStudy (vshiroky):

Can I keep posting here?

ganeshie8 (ganeshie8):

go ahead

OpenStudy (vshiroky):

OpenStudy (vshiroky):

13sqrt2

ganeshie8 (ganeshie8):

right

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

WOOO

OpenStudy (vshiroky):

OpenStudy (vshiroky):

This has me confused

ganeshie8 (ganeshie8):

for the stuff inside radical, write in powers of 4

OpenStudy (vshiroky):

81^4k^4(p^4)^30?

ganeshie8 (ganeshie8):

\(\large \sqrt[4]{81kp^{30}}\) \(\large \sqrt[4]{3^4kp^{4*7+2}}\)

ganeshie8 (ganeshie8):

\(\large \sqrt[4]{81kp^{30}}\) \(\large \sqrt[4]{3^4kp^{4*7+2}}\) \(\large \sqrt[4]{3^4kp^{4*7}p^2}\) \(\large \sqrt[4]{3^4k(p^{7})^4p^2}\)

OpenStudy (vshiroky):

Is the last line the answer?

ganeshie8 (ganeshie8):

nope

ganeshie8 (ganeshie8):

u seem to be in rush lol

OpenStudy (vshiroky):

I am lol I'm tired and want to finish

ganeshie8 (ganeshie8):

\(\large \sqrt[4]{81kp^{30}}\) \(\large \sqrt[4]{3^4kp^{4*7+2}}\) \(\large \sqrt[4]{3^4kp^{4*7}p^2}\) \(\large \sqrt[4]{3^4k(p^{7})^4p^2}\) \(\large 3p^7\sqrt[4]{kp^2}\)

OpenStudy (vshiroky):

And I still have 13 questions to finish lol

ganeshie8 (ganeshie8):

last line is the answer

OpenStudy (vshiroky):

thank you

OpenStudy (vshiroky):

2?

OpenStudy (vshiroky):

that 2? was what I think the answer is lol

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

ganeshie8 (ganeshie8):

\(\large \sqrt[3]{192x^3y^5}\) \(\large \sqrt[3]{64\times 3 x^3y^3y^2}\) \(\large 4xy\sqrt[3]{3 y^2}\)

OpenStudy (vshiroky):

OpenStudy (vshiroky):

9/7?

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

OpenStudy (vshiroky):

3sqrt5

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

OpenStudy (vshiroky):

-(sqrtr-9sqrt5)sqrtr

ganeshie8 (ganeshie8):

\(\large -\sqrt{r}(\sqrt{r} - 9\sqrt{s})\) \(\large -r + 9\sqrt{rs}\)

OpenStudy (vshiroky):

its the bottom one?

ganeshie8 (ganeshie8):

u just need to distribute

OpenStudy (vshiroky):

huh

ganeshie8 (ganeshie8):

lol u should sleep a bit and start math again after u wake up

ganeshie8 (ganeshie8):

first line is exactly same as ur question

OpenStudy (vshiroky):

lol i have to finish the last 8 questions

ganeshie8 (ganeshie8):

second line is the simplified form

ganeshie8 (ganeshie8):

:/

ganeshie8 (ganeshie8):

okay, stay alert few more minutes

OpenStudy (vshiroky):

OpenStudy (vshiroky):

40sqrt2?

OpenStudy (vshiroky):

14sqrt2? lol one of those

ganeshie8 (ganeshie8):

14sqrt2 is \(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

OpenStudy (vshiroky):

22+2sqrt2 @ganeshie8

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

OpenStudy (vshiroky):

OpenStudy (vshiroky):

4 more

OpenStudy (vshiroky):

3sqrt2?

OpenStudy (vshiroky):

@ganeshie8 I have 2 min left

ganeshie8 (ganeshie8):

\(\large \color{red}{\checkmark}\)

ganeshie8 (ganeshie8):

@vshiroky

OpenStudy (vshiroky):

Thank you :)

ganeshie8 (ganeshie8):

you're done ?

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