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VIKAS GUPTA (BLACK BOOK)-COMPOUND ANGLES-Exercise-2 : One or More than One Answer is/are Correct
- cot12^(@)*cot 24^(@)*cot28^(@)*cot32^(@)*cot48^(@)*cot88^(@)=……..
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- If the equation cof^4x-2cos e c^2x+a^2=0 has at least one solution, th...
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- If 3sinbeta=sin(2alpha+beta) then
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- If sin(x+20^0)=2sinxcos40^0,w h r ex in (0,pi/2), then which of the fo...
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- If 2(cos(x-y)+cos(y-z)+cos(z-x))=-3, then :
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- If 0 lt x lt (pi)/(2) and sin^(n)x+cos^(n)x ge 1, then 'n' may belong ...
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- If x=sin(alpha-beta)*sin(gamma-delta), y=sin(beta-gamma)*sin(alpha-de...
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- If x = X cos theta- Y sin theta, y = X sin theta + Y cos theta and x^2...
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- If 2a=2tan10^(@)+tan50^(@), 2b=tan20^(@)+tan50^(@) 2c=2tan10^(@)+tan...
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- Which of the following real numbers when simplified are neither termi...
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- If a=sinxcos^3x and b=cosxsin^3x then
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- If (pi)/(2) lt theta lt pi, then possible answers of sqrt(2+sqrt(2+2c...
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- If cot^(3)alpha+cot^(2)alpha+cot alpha=1 then which of the following i...
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- The value of x in (0,pi/2) satisfying (sqrt(3)-1)/(sinx)+(sqrt(3)+1)/(...
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- If alpha gt (1)/(sin^(6)x+cos^(6)x) AA x in R, then alpha can be
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- If x in (0, (pi)/(2)) and sinx=(3)/(sqrt(10)), Let k=log(10)sinx+log...
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- If A, B, C are angles of Delta ABC and tan A tan C = 3, tan B tan C =...
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