Login Now         Register     Forgot Password?
 
Time Out In

Q1. Let L1 be a straight line passing through the origin and L2 be the straight x + y = 1. If the intercepts made by the circle x2 + y2 - x + 3y = 0 on L1 on L2 are equal, then which of the following equation can represent L1 ?


(a) x + 7y = 0


(b) x - y = 0


(c) x - 7y = 0


(d) Both(a) and (b)


Q2. Let P =`[[3,-5],[7,-12]]`   and Q =  `[[12,-5],[7,-3]]` then incorrect about the matrix (PQ)-1 -


Q3. The equation sin x + x cos x = 0 has at least one root in -


Q4. The area enclosed by the parabola y2 = 12x and its latus rectum is -


Q5. Number 1, 2, 3, 4, 5, 6, 7, 8 and 9 taken all at a time are such that the digit. 1 appearing somewhere to the left of 2, 3 appearing to the left of 4 and 5 some where to the left of 6, is (e.g., 816723946 would be one such permutation)


Copyright@2011 Maths4u.org                            website Design By Dhgv.co.in