CAT Question of the Day The number of solutions to the equation xesin x = cos x in the interval x ∊ (0, π/2) is;
Tip of the Day When three terms are in Arithmetic progression, the middle term is the arithmetic mean of the other two. It is always convenient to take three terms in an A.P. as a - d, a and a + d. Similarly four terms in A.P. could be taken as a - 3d, a- d, a + d and a + 3d. Last year's Question of the day (27-Jul-11) In Δ ABC, point D lies on side AC such that AD × BC = AB × CD. Point E lies on side BC such that AD × CE = CD × BE. Which of the following statements hold true?
a) BE = ED
b) AB || DE
c) ∠ CED = 2∠ ABD
| OPTIONS | | |  | 1) | only a | | | 2) | a and b | | | 3) | a, b and c | | | 4) | b and c |
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