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Mathematics 15 Online
OpenStudy (anonymous):

Please Help Me! I'll give a medal & I'll fan u !

OpenStudy (anonymous):

What is the value -31+30? A: -61 B: -1 C: 1 D: 61

OpenStudy (luigi0210):

Well what's 30-31?

OpenStudy (anonymous):

-1

OpenStudy (luigi0210):

Exactly

OpenStudy (anonymous):

LAWL yes

OpenStudy (anonymous):

Ok thx

OpenStudy (anonymous):

I have 2 more is that ok?

OpenStudy (anonymous):

no 3

OpenStudy (anonymous):

yup ill help

OpenStudy (anonymous):

ok thx

OpenStudy (luigi0210):

Yea.. no kramer xD

OpenStudy (anonymous):

please wait .... LOL

OpenStudy (anonymous):

What is another way to write 72 - (-25)? A: 72+21 B: -72 - 25 C: 72 - 25 D: -72 - (-25)

OpenStudy (luigi0210):

Two negatives make positive, in math at least

OpenStudy (anonymous):

72+25

OpenStudy (luigi0210):

We will battle to the death kramer >.>

OpenStudy (anonymous):

if you just plug these into a calculator exactly how you see them youll get a answer

OpenStudy (anonymous):

lol im just bored xD and this is like 1st grade stuff xD

OpenStudy (luigi0210):

Pfft, are you kidding? This is hard D:

OpenStudy (anonymous):

I know it for my lilldo sis

OpenStudy (anonymous):

that's why we respond within 10 sec lol

OpenStudy (anonymous):

I know it for my lilldo sis

OpenStudy (anonymous):

so... what is the answer ???

OpenStudy (anonymous):

lol

OpenStudy (luigi0210):

I think you just fried my brain with these extremely challenging problems..

OpenStudy (anonymous):

97

OpenStudy (anonymous):

an other way to write it is72+25 and that = 97

OpenStudy (luigi0210):

Kramer, got any aspirin?

OpenStudy (anonymous):

lol who uses asprin nowa days XD

OpenStudy (luigi0210):

;-;

OpenStudy (anonymous):

t(-_-)t

OpenStudy (luigi0210):

Aren't you nice xD

OpenStudy (anonymous):

lol ;)

OpenStudy (anonymous):

What is the solution to 40 + (-11)? -51 -29 29 51

OpenStudy (luigi0210):

Bro, we scared Sandy away xD

OpenStudy (luigi0210):

Oh darn

OpenStudy (anonymous):

its ok dont worry

OpenStudy (anonymous):

29

OpenStudy (anonymous):

answer to your last question is 29

OpenStudy (luigi0210):

Well if we take the calculus approach you can clearly see that the answer is: \[\int\limits_{1}^{5} 2x=26\] :3

OpenStudy (anonymous):

lol im in pre calc

OpenStudy (anonymous):

and don't know pellet lol but i sure as hell can do this fyi never take pre calc honors online -_-

OpenStudy (anonymous):

What is the value of -27 - 8? -35 -19 19 35

OpenStudy (anonymous):

-35

OpenStudy (luigi0210):

I know what you mean.. last year in HS I was thinking maybe I should do Calc online.. i was like naw

OpenStudy (anonymous):

yea i cant figure pellet out without the teacher and she never wants to teach so im screwed

OpenStudy (luigi0210):

I'm sorry bro, I've been in your boat xD

OpenStudy (anonymous):

hahaha thanks

OpenStudy (anonymous):

OK this is the last 1. How much is 37+ 13 -50 -24 50 24

OpenStudy (anonymous):

My sister told me to put all this here........

OpenStudy (anonymous):

50

OpenStudy (anonymous):

lol you cant figure that our for her? xD i better get a medal for this

OpenStudy (luigi0210):

Don't worry kramer, i got you if you have any questions :P

OpenStudy (anonymous):

no I know I told her but she said here....

OpenStudy (anonymous):

lolololoolololol

OpenStudy (anonymous):

i know

OpenStudy (anonymous):

: - )

OpenStudy (anonymous):

ok lugie i have a question for you a real one are you ready xD?

OpenStudy (luigi0210):

Ihad fun :P

OpenStudy (luigi0210):

sure

OpenStudy (anonymous):

Find the exact value by using a half-angle identity. tangent of seven pi divided by eight.

OpenStudy (anonymous):

OK, Thx so much for my sister help !!!! ; )

OpenStudy (anonymous):

U guys r da BEST !

OpenStudy (luigi0210):

Hm, I don't know the half angle formulas off the top of my head >.>

OpenStudy (anonymous):

i have stumped master obi one

OpenStudy (luigi0210):

xD

OpenStudy (anonymous):

kk how bout this one Find all solutions to the equation in the interval [0, 2π). cos 4x - cos 2x = 0

OpenStudy (luigi0210):

The only thing you really need to know from pre-calc to do good in calc is your values, limits, and derivatives :3

OpenStudy (anonymous):

the sitituation im in right now is i need one more credit to graduate and its precalc so as soon as i finish this calss online i dotn have to go to high school anymore but its so hard and i cant do it :/ takes me like 3 hours for one assesment

OpenStudy (luigi0210):

I know what you mean.. i graduated late cause of a stupid art credit -_-

OpenStudy (anonymous):

that blows

OpenStudy (luigi0210):

Ikr.. but trust me.. after you get all the stuff at the beginning of pre-calc done.. everything else will be so much easier

OpenStudy (anonymous):

im one mod away from comppletng seg 1

OpenStudy (anonymous):

anything thatcna be plugged into mathway is easy for me XD

OpenStudy (luigi0210):

Haha, true. But I wouldn't put too much trust into mathway..

OpenStudy (anonymous):

lol why is that

OpenStudy (luigi0210):

Because when you get into the more serious stuff, it might get you wrong answers.. i know from experience

OpenStudy (anonymous):

ahhh gotcha yea theres not to much you can use it for anywats just domain and asymptoptes and pellet like that

OpenStudy (luigi0210):

Yea, I wish there was something out there that could actually help and give right answers all the time ._.

OpenStudy (anonymous):

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