Hey guys kinda stuck on this question ending up in deadends.
11) P is a variable point on the parabola x^2 = -4y. The tangent from P cuts the parabola x^2 = 4y at Q and R. show that 3x^2 = 4y is the equation of the locus of the mid-point of the chord RQ. Question is from exercise 24(c)...
A student did an experiment to determine the molar heat of combustion of 1-propanol.
The following results were obtained
Mass of 1-propanol burnt - 0.60g
Mass of water heated = 200g
Initial Temp of water = 21.0C
The molar heat of combustion of 1-propanol is 2021kJ mol-1. Assuming no heat...
Hey guys, wondering if someone could show me the steps of sovling this, domain is theta is greater than or equal to zero, less than or equal to 360
2sin\theta - 3cos\theta = 2
Hey guys I have my 2U Test and MX1 on the 22nd/26th. I was wondering if anyone could give me study tips or any tips on how I should prepare for this test. My idea so far is since I've got the assessment notification with the topics is to just to do chapters of maths on everything that's going to...
Can someone link me some download with a lot of past papers (preferably with solutions and half yearlies preferably as well) please would be greatly appreciated for subjects like Math Ext 1, 2U, Eco Phys, Chem Eng etc! Thanks guys!
Can anyone help me out with this question and give a nice explanation please I would be so greatful and will +rep, its from the Year 12 Cambridge book Ex 10G Q25 a-d
Okay so I have a Chemistry assessment coming up and one of the things tested on is gravimetric analysis our sheet says "describe situations in which gravimetrisc analysis supplies useful data for chemists and other scientists" I'm a bit stumped i googled and I couldn't find much I came up with...
Hey guys so I'm going to be picking up a tutoring for year 11, Maths, Phys, Chem and I was wondering what would be better. Private tutor or going to a coaching college so could anyone give me reasons which is better and why it is, thanks for reading.