Homework Statement
Solve (e^(x^2))` , use this result to solve §5x*e^(x^2)dx
Homework Equations
* is multiply
` is derive
1.§e^xdx=e^x+C
2.§e^kxdx=1/k*e^kx+C
3.§a^xdx=1/ina*a^x+C (a is a number)
4.§k*f(x)dx=k*§f(x)dx
The Attempt at a Solution
(I'm alittle confused as to...
Jeeserssweesers(for a lack of a better word), probability is confusing.
Homework Statement
A family has three children, no twins or.. that same just with three.
a| What is the chance that all the children are girls.
Homework Equations
The chapter here shows the equtations...
uh, I mean probability with independent outcomes, heh.
Homework Statement
A wheel I'm spinning twice has 8 different colours(among them the colour red). It will then give two different outcomes. Q: What is the probability that the outcome will give the colour red at least once.
The...
Sorry about not having the right writing way on the definitions, I'll update that soon.
Homework Statement
A woman takes a.. drawing among her 11 friends(ie 0 to 11 might arivve. Also 6 are women and 5 are men). What is the probability that by conincidence is as much women as men among...
Homework Statement
A club for 18 members, among them Frank. They'll pick out a komitee of 5 members.
(a. How many different komitees is produced? Easy, just the binom. 18 over 5.)
b, How many if Franks in? (The question)
Homework Equations
(Unarranged sortments with no takebacks)...
different (easy) math questions before my exam :)
1.
1. Homework Statement :
Write as simple as possible: 2 sinv cosv-sinv
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cos^2v-sin^2v-cosv+1...
.... (major, eg. a religious) conviction accompanied by a happy feeling, and a conviction accompanied by a sad/heavy feeling?
I mean. When you believe something strongly, you are happy with your conviction, and it drives you forward and it gives you life. But when you don't, your life can...
I'm gonna ask a personal question. But wouldn't suprise me as also a classical philosophical question. And which I thus also really believe others have benefit from also. I'll also ask it through 'I' form, through me, so to to deliberately make it more alive. It has a general philosophical side...
* The name from George Orwell's Book/Nightmare
Many people in usa loose their lives from poordom of bad economy sharing.
I fear that usa is going into a 1984 state, like a country that goes to war to outside countries so to take focus away on the nightmare inside, and a country gouverned by...
Are you one of those who has to mean what you do in real life. Or do you allow yourself to have completely different moral principles compared to what you do in real life? Or which side are you inclined towards?
Why is there gazzillion of straight/normal magazines for women, and not a single one for men ?
For men, Either you have these really harry party magazines lotsa girls and party drinks and so on, mostly harry stuff. Or you got these 95% fashion magazines.... Or you got 99% computer. Or...
So some of us macho boys would maybe not like to say we follow with these flaffy sappy drama series, but the matter is many of us do.
What is the drama series on TV you've had the pleasure of following the most ?
Mine has been Chicago Hope, seen something like 85% of the episodes. And I...