-
1+ 2+ 3+ 4+.......∞ how to evaluate dis?? ...
-
The equation mod ax2+b modx+c=0 has exactly k real roots (b2-4ac≠0) then find the conditions for 1) k=1. 2) k=2. 3) k+3 and 4) k+4. mod- modulus.. please!! will someone tell me how to copy the equations written on the latex ...
-
if SK be the perpendicular from the focus S on the tangent at any point P on the ellipse x2/a2 + y2/b2 =1, then the locus of K is...................... ...
-
2 particles in air are in projectile motion having masses M1 and M2 and velocity v1 and v2 at t=t0; collide at t=t1 ; their velocity becomes v1' and v2' at t=2t1, then [(M1v1' - M2v2') - (M1v1 - M2v2)] is ???? ...
-
CCl4 + KOH (excess) ------> end product of reaction is (a) K2CO3. (b) C02. (c) C(OH)4. (d) HCOOK. sholdnt the answer be CO2...?? as the 1st product( the intermiate) formed should be C(OH)4.. THEN FROM IT THERE WOULD BE 2 M ...
-
O-methoxy bromobenzene is treated with sodaamide and then with ammonia. The product formed is:- (a) O-methoxyaniline. (b) aniline. (c) methoxybenzene. (d) M- methoxyaniline. i have confusion between (a) and (d)... i think it ...
-
OUT OF 30 TICKETS MARKED WITH NUMBERS 1 TO 30 , 3 ARE DRAWN AT RANDOM ; FIND THE PROBABILITY THAT THESE ARE IN GEOMETRIC PROGRESSION. PLS. HELP ME WITH THESE SUM. pls... tell how the answer comes... ...
-
THE EQUATION OF THE WICTH OF AGNESI CURVE IS:- y=8a3/ x2 + 4a2 or y=8a3 / x3 + 4a2 in another site i saw it as the first equation... bt in a sum of the integral calculas book of arihant the latter equation is given... or is i ...
-
A point P moves inside a triangle formed by A(0,0), B(1,1/ 3 ), C(2,0) such that min{PA,PB,PC} =1, then the area bounded by the curve traced by P is.... (a) 3 3 - 3∩/2. (b) 3 + ∩/2. (c) 3 - ∩/2. (d) 3 3 + 3∩/2. i am n ...
-
A & B are fixed points. The vertex C of triangle ABC moves such that cot a + cot b=constant. The locus of C is a straight line a> perpndicular to AB. b> parallel to AB. c> inclined at angle(A-B) to B. d> none of t ...
-
Chord of contact of pair of tangents drawn from , each point on the line 2x+y=4 , to the parabola y2=4x pass through which fixed point?? ...
-
Find the value of a,b and c such that limx→0 {axex - b log(1+x) + cxex}/x2sinx = 2 please help me with this sum...... ...
-
limx→0 { 16-16cos(cos10x)}/x4 evaluate the above limit.... please help... ...
-
Let the sides of a triangle ABC are all integers with A as the origin. If (2,-1) and (3,6) are points on the line AB and AC respectively(lines AB andAC may be extended to contain these points),and lengths of any two sides are ...
