Thursday
July 24, 2014

Posts by victor.m


Total # Posts: 9

physics
A telescope has an object whose focal length is 60cm. (a)The telescope is used to watch a young zebra 500m away.If the image of the zebra is 20mm long and is located 25cm infront of the eye piece,find the actual length of the zebra

maths
A CIRCLE HAS EQUATION X^2 +4X + 10Y -8 =0,FIND THE EQUATION OF THE TANGENT AT (3,1)

maths
Given the equation of an ellipse is 4x^2 + y^2 + 24x - 6y + 9 = 0 (i) Find the centre,foci and vertices (ii)calculate the lengths of the major and minor axes

MATHS
fIND THE VALUE OF THETA,given that theta is greater than zero but less than 360 degrees,given that sec(3theta/2 - 48 degrees)+ 2 = 0

maths
Evaluate limit squareroot of (x^4 - 16)/(x^3 - 8) as x approaches 2

maths
Evaluate using partial fractions x^4 - 16/x^3 - 8

maths
(i)prove that 1/1+sintheta +1/1-sin theta=2sec^2 theta (ii)prove that cos theta/1-sin theta =1+sin theta/cos theta

maths
calculate the derivative of x^5-x+2/x^3+7

physics
What is the resulting temperature when a 150g cube of ice at zero degrees celsius is added to 200g of water in a 100g aluminium cup at 30degrees celsius.

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