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number of points having integral co-ordinates and satisfying x2+y2≤5 is 1. 14 2. 21 3. 20 4. none of these please give a detailed solution. P.S.- nishant sir, i want a solution to this asap. ...
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formation of olefins from alkalis and alkyl halides--- what kind of a reaction is it?? is it sn1, sn2, e1 or e2? ...
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∫dx/(1+√x)^2010= 2[1/alpha(1+√x)^alpha - 1/beta(1+√x)^beta] +c where alpha, beta >0 A)|alpha-beta|=1 B)(beta+2)(alpha+1)=20102 C) beta and alpha are in A.P. D)alpha+1=beta+2=2010 ...
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*Image* a particle is released from the top of an equilateral triangle groove which is meeting in th plane of an inclined plane of inclination theta= 53°. the corner of the groove are curved to neglect impulse. side of a tri ...
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∫[sinx + [2x/pi]] dx from pi/4 to pi/2 ...
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(x2+cos2x)/1+x2 integrate the above function.. PS- i already have done it, but the answer is not matching...a detailed solution is needed to check where i went wrong... ...
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a detalied explanation for what a nilpotent matrix is...i need it... ps---NISHANT SIR, help... ...
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a rigid body rotates with constant angular velocity w about the line whose vector equation is r=lambda(i+2j+2k). the speed of the particle at the instant it passes through the point with p.v. 2i+3j=5k is a) w√2 b) 2w c)w/∠...
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i want somebody to explain the common ion effect in brief... preferably, manish sir or nishant sir...:P ...
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find the solubility product of a saturated solution of Ag2CrO4 in water at 298K if the emf of the cell is Ag|Ag+(satd Ag2CrO4 soln.)||Ag+(0.1M)|Ag is 0.164V at 298K. ...
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f(x)= xn sinx cosx n! sin((npi)/2) cos((npi)/2) a a2 a3 show that dn/dxn[f(x)] at x=0 is 0.... ...
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i saw dis question in j.d.lee...there isn't any answer given... it says-a transition element usually exhibits higher oxidation state in its fluorides than it does in its iodides. a detailed explanation will b of great help.:) ...
