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FULL MARKS-TRIGONOMETRY-ADDITIONAL QUESTIONS SOLVED
- (1-Sin^(2)theta)(sec^(2)theta)=………… .
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- (1+tan^(2)theta)sin^(2)theta =……… .
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- (1-cos^(2)theta)(1+cot^(2)theta)=………. .
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- sin(90^(@)-theta)costheta+cos(90^(@)-theta)sintheta=………… .
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- 1-(sin^(2)theta)/(1+costheta)=…………. .
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- cos^(4)x-sin^(4)x=……….. .
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- If tantheta=a/x, then the value of x/(sqrt(a^(2)+x^(2))) =………… .
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- If x=asectheta,y=btantheta, then the value of x^(2)/a^(2)-y^(2)/b^(2)=...
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- sectheta/(cottheta+tantheta)=………… .
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- (sin(90^(@)-theta)sintheta)/tantheta + (cos(90^(@)-theta)costheta)/cot...
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- In the adjoining figure, AC = ……….. .
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- In the adjoining figure, / ABC = ……….. .
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- A man is 28.5 m away from a tower. His eye level above the ground is 1...
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- In the adjoining figure, sintheta=15/17. Then BC=……… .
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- (1+tan^(2)theta)(1-sintheta)(1+sintheta)=………… .
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- (1+cot^(2)theta)(1-costheta)(1+costheta)=……… .
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- (cos^(2)theta-1)(cot^(2)theta+1)+1=………….. .
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- (1+tan^(2)theta)/(1+cot^(2)theta)=
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- The value of sin^(2)theta+(1)/(1+tan^(2)theta) is equal to
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- 9tan^(2)theta-9sec^(2)theta=………… .
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