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Mathematics 8 Online
OpenStudy (lovelyharmonics):

Find all solutions to the equation. sin x = square root of three divided by two.

OpenStudy (anonymous):

Probably without using a calculator.

OpenStudy (anonymous):

It's wherever the y coordinate is the square root of 3 divided by 2. So, 60 and 120.

OpenStudy (luigi0210):

^Yea, which method? Exact or calculator?

OpenStudy (luigi0210):

If you look at this unit circle, it tells you that \((x, y)-->(cos, sin)\).. so look for where \(sinx=\frac{\sqrt{3}}{2}\) http://www.mathsisfun.com/geometry/images/circle-unit-304560.gif

OpenStudy (luigi0210):

Which, is here @halorazer said.. at \(60^○\) and \(120^○\) or \(\frac{\pi}{3}\) and \(\frac{2\pi}{3}\) c:

OpenStudy (lovelyharmonics):

okay so its still with that lil circle thing .-. how long will i need to use that?

OpenStudy (luigi0210):

The unit circle sticks with you all through trig my dear~

OpenStudy (luigi0210):

Which is why you need to memorize/learn it by heart as soon as you can.

OpenStudy (anonymous):

He speaks of the truth. I hear you have to use it in Calculus as well, with integrating trigonometric functions. O.o

OpenStudy (luigi0210):

That would be true @halorazer

OpenStudy (lovelyharmonics):

lol i know hes speaking the truth cuz im in calc

OpenStudy (anonymous):

Oh god. What have I gotten myself into? ;-;

OpenStudy (lovelyharmonics):

pure hell man... pure hell........

OpenStudy (luigi0210):

@Isaiah.Feynman knows. Btw, guys, Pre-calc is harder than calc I

OpenStudy (lovelyharmonics):

of coarse im in ap so you probably wont be bothered with it for a while

OpenStudy (anonymous):

I'm mathematically inclined. I don't know if it'll be hell but it might be close.

OpenStudy (luigi0210):

Pre-calc is mainly for calc II

OpenStudy (anonymous):

Next year is AP Calc for me. >.>

OpenStudy (anonymous):

Then the year after is AP Stats.

OpenStudy (lovelyharmonics):

wtf then wouldnt it make more sense to go calc 1 pre calcc and then calc 2!?

OpenStudy (luigi0210):

Well, you can skip pre-calc but what you learn there will help so much.

OpenStudy (anonymous):

Not necessarily. At the end of this year we cover the basics of derivatives.

OpenStudy (lovelyharmonics):

lol im doing ap stats next year along with ap physics and ima try to get on florida virtual to get through an ap class higher than psychology cuz ill be finishing that this year

OpenStudy (luigi0210):

Like polar coordinates, parametric equations, vectors, etc.

OpenStudy (anonymous):

Dem parametric equations and vectors doe

OpenStudy (luigi0210):

^I never understood them

OpenStudy (anonymous):

how do you what no.

OpenStudy (luigi0210):

Probably cause I slept through the lessons >.>

OpenStudy (lovelyharmonics):

nts: dont come to luigi for help in module 7 and 8.....

OpenStudy (anonymous):

I must be weird if I finished the entire review packet in 20 minutes O.O

OpenStudy (lovelyharmonics):

how does who do what now?

OpenStudy (anonymous):

Me. Weird. Because can finish vectors/parametric equations review packet in 20 minutes

OpenStudy (luigi0210):

Naw

OpenStudy (anonymous):

Don't tell anyone, but I secretly have a man crush on Physics.

OpenStudy (luigi0210):

Physics.. never took it.

OpenStudy (anonymous):

Physics, I have to next year. I think I will have a nerdgasm every time I go to class.

OpenStudy (lovelyharmonics):

.-. lol nope

OpenStudy (anonymous):

The teacher is old doe.

OpenStudy (lovelyharmonics):

so thats basically milf... your sick bro

OpenStudy (anonymous):

Pilf. Physics I'd Like to F*ck.

OpenStudy (lovelyharmonics):

oh my.... this is past weird now. im done, thanks guys c:

OpenStudy (anonymous):

WHAT? DON'T HATE ME BECAUSE I LIKE OTHER THINGS. YOU LIKE BOYS (or girls) AND I LIKE PHYSICS OKAY. I'M DIFFERENT. ;-; DON'T MAKE ME CRY.

OpenStudy (luigi0210):

What the heck.. okay.. goodbye ._.

OpenStudy (lovelyharmonics):

i like sex drugs and violence.... not physics...... or math..... love english tough c:

OpenStudy (luigi0210):

._.

OpenStudy (lovelyharmonics):

xD what?

OpenStudy (anonymous):

Shh. Let it happen.

OpenStudy (luigi0210):

I'll just be.. *walks away* yea..

OpenStudy (anonymous):

Either you get back here or I get the chloroform out. >.>

OpenStudy (lovelyharmonics):

what? 0.0 wait can i get the trashbag!? :D

OpenStudy (luigi0210):

BRING IT ON \(\color{green}{ლ(ಠ益ಠლ)}\)

OpenStudy (anonymous):

That face though I lost my pellet I can't even

OpenStudy (anonymous):

sh*t.

OpenStudy (luigi0210):

*report*

OpenStudy (anonymous):

o

OpenStudy (anonymous):

I have addressed the whole reporting thing on my profile. :p

OpenStudy (luigi0210):

If you read, I was an ex-ambassador so ;)

OpenStudy (lovelyharmonics):

(ノ_・。) lets not cuz then ill get in trouble

OpenStudy (luigi0210):

Jk, I don't report anymore >.<

OpenStudy (anonymous):

Well you stole your brother's girl so I'm reporting you to Nintendo.

OpenStudy (luigi0210):

I don't have girl </3

OpenStudy (anonymous):

Reporting is for little girls that can't deal with their own problems. I literally beg people to report me because I'm usually a good boy.

OpenStudy (anonymous):

Like yesterday a girl started a fight with me over the fact that I was viewing a question and not answering it.

OpenStudy (luigi0210):

I was the favorite ambie to trolls.. because I didn't care for the rules xD

OpenStudy (anonymous):

That question on the side though. "Mario budgets each month for entertainment. He includes renting movies as a part of his entertainment budget. To rent movies..."

OpenStudy (anonymous):

I can see that right now actually. Rules say no talking and stuff on questions and to close it once it's answered but look at us now. #YOLO.

OpenStudy (anonymous):

...I feel so unclean for saying YOLO...

OpenStudy (luigi0210):

Only losers obel YOLO (OLOY) bro

OpenStudy (luigi0210):

*obey

OpenStudy (lovelyharmonics):

WRONG!!!! you live every day, you only DIE once

OpenStudy (luigi0210):

^I love you for that statement.

OpenStudy (anonymous):

Technically you die a little bit each day.

OpenStudy (anonymous):

So you don't die once either.

OpenStudy (anonymous):

I regret saying that. ^

OpenStudy (luigi0210):

Stop making things complicated ლ(ಠ益ಠლ)

OpenStudy (lovelyharmonics):

what can i say im all about death and necrophilia

OpenStudy (anonymous):

Oh.

OpenStudy (luigi0210):

Well.. I think I need to OS for a while.. long while >.>

OpenStudy (anonymous):

I don't know how to feel about this. In other words I won't get any unless I die, and even then I don't feel anything.

OpenStudy (luigi0210):

*leave

OpenStudy (lovelyharmonics):

XD hey im just kidding its not like i work at a mortuary or anything

OpenStudy (anonymous):

That won't be the answer. She will follow you and strike when you least expect it.

OpenStudy (anonymous):

No, just a funeral home(;

OpenStudy (lovelyharmonics):

i always thought that would be fun.... you could embalm people...... fun....

OpenStudy (luigi0210):

She's not a stalker >_>

OpenStudy (anonymous):

Or you could be like the Egyptians and pull their brains out their noses somehow.

OpenStudy (lovelyharmonics):

you dont know what i am ლ(́◉◞౪◟◉‵ლ)

OpenStudy (anonymous):

STOP WITH THE FACES

OpenStudy (anonymous):

I CAN'T

OpenStudy (anonymous):

THEY ARE TOO PERFECT

OpenStudy (luigi0210):

I'm not worth the stalking tho \(\color{purple}{ლ(́ಥ◞౪◟ಥ‵ლ)}\)

OpenStudy (luigi0210):

We should probably stop posting soon.

OpenStudy (lovelyharmonics):

ლ(́ಢ.◞౪◟ಢ‵ლ)? how do you know that?

OpenStudy (anonymous):

I don't see why.

OpenStudy (luigi0210):

Because, I just know >.>

OpenStudy (luigi0210):

I'll leave you guys with a flower :3

OpenStudy (anonymous):

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