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AAKASH SERIES-TRIGONOMETRIC RATIOS-PRATICE SHEET (EXERCISE) (LEVEL-I(MAIN) (SINGLE ANSWER TYPE QUESTIONS)
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- If Sin theta(1) + Sin theta(2) + Sin theta(3) = 3 then Cos theta(1) + ...
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- 5 sin x + 4 cos x =3 rArr 4 sin x - 5 cos x=
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- If alpha, beta are complementary angles, sin alpha = (3)/(5) then cos ...
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- cot^(2) theta ((sec theta -1)/(1+ sin theta ))+ sec^(2) theta ((sin th...
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- If xtan^(2) 120^(@) + 4 cos^(2) 150^(@) = 9 then x =
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- In Delta ABC,right angled at C, then tanA + tanB =
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- The value of the expression (2sin^(2)91^(0)-1)(2sin^(2)92^(0)-1)..(2si...
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- If sec^(4) theta+ sec^(2) theta = 10 +tan^(4)theta + tan^(2) theta, th...
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- cosecA + cot A=(2)/(3) rArr cos A=
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- sinx + sin^(2) x = 1 rArr cos^(2) x + cos^(4) x=
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- cosx+cos^(2) x = 1 rArr sin^(8) x + 2sin^(6) x+sin^(4) x =
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- If sin x + cos x =a then |sin x - cos x|=
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- If a sin^(2) theta+bcos^(2) theta = c, then tan^(2) theta =
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- (1+sinA)(1+sinB)(1+sinC) = (1-sinA)(1-sinB)(1-sinC) = k rArr k=
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- If (sin alpha + "cosec" alpha )^(2) + ( cos alpha + sec alpha )^(2)=k+...
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- If 1+sin x + sin^(2)x +….oo = 4 + 2sqrt(3), 0 lt x lt pi, x ne pi//2 t...
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- If asec theta + b tan theta = c then ( theta + bsec theta)^(2) =
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