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HIMALAYA PUBLICATION-MEASUREMENT OF ANGLES, TRIGONOMETRIC RATIOS AND RELATION BETWEEN SIDES AND ANGLES OF A TRIANGLE-QUESTION BANK
- cot theta=sin 2 theta(theta neq n pi, n in z), if theta=
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- The least value of 3 sin x-4 cos x+7 is
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- If sin A=(3)/(5), tan B=(1)/(2) and (pi)/(2) lt A lt pi and pi lt B lt...
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- If sin 2 theta=cos 3 theta and theta is an acute angle then sin theta=
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- The value of (sin^(2) 3 A)/(sin^(2) A) - (cos^(2) 3 A)/(cos^(2) A) is ...
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- If cos 2 B=(cos (A+C))/(cos (A-C)), then tan A, tan B, tan C are in
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- If cos theta=(2 cos phi-1)/(2-cos phi), then tan (theta)/(2)=
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- (3 cos phi+cos 3 phi)/(3 sin phi-sin 3 phi)=
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- If sin 2 x=n sin 2 y then the value of (tan (x+y))/(tan (x-y))=
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- If tan x=(b)/(a) then sqrt((a+b)/(a-b))+sqrt((a-b)/(a+b))=
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- If tan(picos theta) = cot(pisin theta), then cos(theta - pi/4) is :
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- If tan (pi cos theta)=cot (pi sin theta), 0ltthetalt(3 pi)/(4) then, s...
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- If 0 lt x lt (pi)/(4) then sec 2 x-tan 2 x=
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- If tan A+cot A=4 then tan ^(4) A+cot ^(4) A=
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- The value of 4 sin A cos ^(3) A-4 cos A sin ^(3)A
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- Maximum value of 6 sin x cos x+4 cos 2 x
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- sin ^(6) theta+cos ^(6) theta+3 sin ^(2) theta . cos ^(2) theta=
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- If 1+sin x+sin ^(2) x+….. to infty=4+2root 3 , 0 lt x lt pi then x=
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- If for real values of x, cos theta=x+(1)/(x), then
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- If sin theta(1)+sin theta(2)+sin theta(3)=3 then cos theta(1)+cos thet...
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