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∫ cos 5x+ cos 4x/1-2cos3x ...
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Please use the shortest method possible and show the working ∫ 2 sin x + 3cosx/3sin x+4 cos x ...
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Please post the method and explanations as well :) ...
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Lim X→0 ex-e sinx/ x-sinx Don't use L'Hospital ...
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A capacitor of capacitance Ct = 1.0 F withstands the maximum voltage Va----6.0 kV while a capacitor of capacitance C2 = 2.0 F, the maximum voltage V----4.0 kV. What voltage will the system of these two capacitors withstand ...
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(sin4x/2)+(cos4x/3)=1/5 Then... (a)tan2x=(2/3) (b)tan2x=(1/3) (c)(sin8x/8)+(cos8x/27)= 1/125 (d) B and C (e) A and C (f) None ...
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How many 7 digit integers can be formed whose digit sums to 10 and has the digits 1,2 and 3 only (a)66 (b)55 (c)77 (d)88 ...
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Four fair dice D1, D2, D3 and D4, each having six faces numbered 1, 2, 3, 4, 5, and 6, are rolled simultaneously. The probability that D4 shows a number appearing on one of D1, D2 and D3 is (A) 91/216 (B) 108/216 (C) 125/216 ...
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Determine all such integers a and b for which one of the roots of 3x3+ax2+bx+12=0 is equal to 1 + Ö3. ...
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A stone tied to a string of length L is whirled in a vertical circle with the other end of string at the centre. At a certain instant of time the stone is at it lowest position and has a speed u. The magnitude of change in ve ...
