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UNITED BOOK HOUSE-Trigonometric Rations and Trigonometric Identities-Exercise
- If r costheta = 2sqrt3, r sintheta = 2 and 0^@ < theta < 90^@, then th...
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- If (sintheta + costheta)/(sintheta - costheta) = 7, then the value of ...
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- If sectheta + tantheta = 2, then the value of sectheta - tantheta is
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- If x = m cosec alpha and y = n cot alpha, then the value of (x^2)/(m^...
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- If sec^2 theta + tan^2 theta = 13/12, then sec^4 theta =
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- If 2x = sec theta and 2/x = tan theta, then 2(x^2 - (1)/(x^2)) =
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- sec^2theta=4xy/(x+y)^2 is true if and only if
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- Maximum value of sintheta + costheta is
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- If costheta + sectheta = 2, then the value of cos^2017 theta + sec^201...
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- If tan ((Pi)/(2) - (theta)/(2)) = sqrt3, the value of cos theta is
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- If 2 sin ((pi)/(2)) = x^2 + (1)/(x^2) = , then the value of (x - (1)/(...
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- If A=sin^2theta+cos^4theta then for all real values of theta
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- If cos 0 = x^2 - x + 5/4, the value of x will be
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- In triangleABC, angleB = 90^@ and AB : BC = 2 : 1. The value of sin A ...
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- If cos theta + sin theta = sqrt2 cos theta, then cos theta - sin theta...
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- If cos^4 theta - sin^4 theta = 2/3, then the value of (1 - 2 sin^2 the...
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- If (cosalpha)/(cosbeta) = a and (sinalpha)/(sinbeta) = b, then the val...
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- If theta is an acute angle and tan theta + cot theta = 2, then the val...
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- If (2 tan^2 30^@)/(1 - tan^2 30^@) + sec^2 45^@ - sec^2 0^@ = x sec 60...
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- Which one of the following is true for 0^@ < theta < 90^@?
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