Donate SIGN UP

acroviak

1 to 20 of 23

1 2 Next Last

Avatar Image
acroviak
Hey again. Couple more pure maths queries! 1. Show that y=ln(x^2 + 5) can be rewritten as x^2 = e^y - 5 2. The root of the equation sin-1(x) = 0.25x + 1 is A. Show that 0.5 > A > 1 The second...
Avatar Image
acroviak
Hey. I know i asked one yesterday, but this is really tough! Ive done all the rest now, i just need to write down for general solution of: dy/dx = x^2 e^x^3 I know its an odd equation and hopefully...
Avatar Image
acroviak
Hey. Stuck on some maths work on differential equations. Pretty basic stuff, but its late and i can't seem to get my head around it. Heres the two i can't do. 1. Find solution of dy/dx = 3x^2 - 4x...
Avatar Image
acroviak
Hey. Couple of questions im stuck with. I've found my cartesian equation from two parametric equations, and they are correct. But then theres some tangent questions i need some help with! :D The...
Avatar Image
acroviak
What can 2/x (2 over x) also be rewritten as. I thought it was x^-2 but its not. Help?...
Avatar Image
acroviak
uk towns and cities. 1. Is it really angry (was thinking seething but its only a village) 2. Are you going to take the air? 3. Virgin lock opener 4. Anyone for chess? Thanks, chris...
Avatar Image
acroviak
uk towns and cities. 1. Is it really angry (was thinking seething but its only a village) 2. Are you going to take the air? 3. Virgin lock opener 4. Anyone for chess? Thanks, chris...
Avatar Image
acroviak
1. Anyone for chess? 2. Came down negative 3. Are you going to take the air? 4. Racegoers headgear 5. Is it really angry?...
Avatar Image
acroviak
1. All the food left untouched 2. Is it really angry? 3. Came down negative 4. Are you going to take the air? 5. Racegoers headgear 6. Anyone for chess? If anyone can help thats great. thanks...
Avatar Image
acroviak
right. im fairly good with normal distribution stuff, like working out mean, s.d, x, z etc etc... but on this particular question.... its about lifetime of light bulbs. mean = 1700 hours, s.d 150...
Avatar Image
acroviak
Hey Im stuck with a few questions i have been set. Firstly, I need to work out the integration of y = e^x y = e^x/2 y=e^0.5x and y = e^2x Secondly, i need to differentiate 1.) y=ln x^7 / 7 2.) y= e^2x...
Avatar Image
acroviak
hey im really stuck on a integration question for my A level maths course. heres the question, and hope someone can help me out. 4. The curve y=12 - 3x^2 has a tangent at the point p (2,0) on the...
Avatar Image
acroviak
Hey. I have carried out some coursework on breaking stress, and have gathered my results. I need to do 2 graphs on the experiment, and need some idea's, on what to plot etc. thanks
Avatar Image
acroviak
Hello. In my work enviroment, one of my colleagues got one of two needed passwords to access secure data, and he handed it to me. I have never used it, because of the consequences. But if i am caught...
Avatar Image
acroviak
Hey. I carried out an experiement on some wire to find the breaking stress. The result is that the wire is 0.28mm thick, and the force applied until it snapped is 1501.11grams. I know that stress =...
Avatar Image
acroviak
Hey Questions as follow. 1. (a) Given that (2+√7)(4-√7) = a + b√7 , where a and b are integers, find the values of a and b. Im guessing this is simultaneous equations, not sure how...
Avatar Image
acroviak
Hey. Im stuck 'again', i know :/.. Well, any help will be much apprechiated and reped as always. Ill fire away: 1. The points A, B and C have coordinates (1,7) (5,5) and (7,9) respectively. (a) Show...
Avatar Image
acroviak
hello. Im never too sure about how one would go about finding the interception between two linear equations. the question i have is. 1. Find where these two lines intersect : 3x + 4y = 26 and 7x - y =...
Avatar Image
acroviak
I am stuck on a few maths questions on series / sequences q1. The third term of a geometric sequence is 81 and the 6th is 24. (a) Show that the common ratio is 2/3 q2.The first three terms of a...
Avatar Image
acroviak
Hey Im wanting to find out of what legislation gives the right for the police to have, and use power over people. Im wanting a UK law, althought i'd assume most of them are all very simular

1 to 20 of 23

1 2 Next Last