can anybody explain how to do this question please. it's from a past paper that i dont have the answers for
(a) (i) Prove that the line with equation y = px + (1 - 2p^2) is a tangent to the parabola x^2 = 8 (y-1) for all values of p
(ii) Find the angle between the tangents drawn to x^2=8(y-1)...
has anybody had thier interview for BNP? if so what did you think? just generally about the environment and the people? if they offered you a place woud you take it?
hey, i got BNP too. they've sent a link for a personality test or whatever. have any of you guys done it yet?..do you know if its just multiple choice or is it a short answer thing?...or maybe i should just do it and find out :)
hey, i've just started tutoring this yr 7 kid and im helping him out with english, history and geography..i've been trying to think about what to do with him since what you learn kind of varies with every school...anyone got any ideas??
can anybody explain how to do this one:
find the equation of a curve that is always concave upwards with a stationary point at (-1,2) and y intercept 3
Does somebody tell me what steps i need to carry out to answer this please..
The cost of running a car at an average speed of v km/h is given by:
c= 150 + (v squared)/80 cents per hour
Find the average speed, to the nrs km/h at which the cost of a 500km trip is a minimum