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TARGET PUBLICATION-TRIGONOMETRIC FUNCTIONS OF COMPOUND ANGLES -EVALUATION TEST
- If x\ costheta=y cos(theta+(2pi)/3)=z cos(theta+(4pi)/3) , then write ...
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- tan 70^(@) - tan 20^(@) -2 tan 40^(@)=
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- If sqrtx + (1)/( sqrtx) = 2 cos theta, then x ^(6) +x^(-6)=
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- The value of cos ^(3) theta + cos ^(3) (theta +120^(@)) + cos ^(3) (...
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- If tan alpha = 1/5, tan beta =(1)/(239), then the value of tan (4 alph...
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- Suppose theta and phi(ne 0) are such that sec (theta+phi), sec theta a...
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- The maximum value of the expression 1/(sin^2theta+3sinthetacostheta+5c...
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- Let alpha, beta be such that it pi < alpha - beta <3 pi. if sin alph...
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- If tan alpha=(1+2^(-x))^(-1), tan beta=(1+2^(x+1))^(-1) then alpha+bet...
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- A and B are positive acute angles satisfying the equation 3cos^2A +2co...
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- If sin^4 A/a+cos^4 A/b=1/(a+b), then the value of sin^8 A/a^3+cos^8 A...
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- If sin(pi cos theta) = cos(pi sin theta), then of the value cos(th...
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