Prove that: (sin theta - 2 sin^(3) thet...

Prove that: ` (sin theta - 2 sin^(3) theta) = (2cos^(3) theta - cos theta) tan theta . `

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RS AGGARWAL-TRIGONOMETRIC IDENTITIES-Exercise 13A

Prove each of the following identities : (i) (tan theta)/((sec theta...
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Prove each of the following identities : (i) (sec theta -1)/(sec the...
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Prove each of the following identities : (i) sqrt((1+ sin theta)/(1-...
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Prove each of the following identities : (cos^(3) theta + sin^(3) th...
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Prove each of the following identities : (sin theta)/((cot theta + "...
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Prove each of the following identities : (i) (sin theta - cos theta)...
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Prove each of the following identities : (1+ cos theta - sin^(2) th...
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Prove each of the following identities : (i) ("cosec"theta + cot the...
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Prove each of the following identities : (i) (1+ cos theta + sin the...
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Prove that (sin theta)/(sec theta+tan theta-1)+cos theta/(cosec theta+...
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Prove each of the following identities : (sin theta + cos theta)/(s...
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(cos theta cosec theta-sin theta sec theta)/(cos theta+sin theta)=cose...
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Prove each of the following identities : (1+ tan theta + cot theta )...
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What will be the value of following identities : (cot^(2) theta (sec...
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Prove the following identity: (1/(sec^2theta-cos^2theta)+1/(cos e c^2t...
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Prove each of the following identities : ((sin A - sin B))/((cos A ...
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Prove: (tanA+tanB)/(cotA+cotB)=tanAtanB
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Show that none of the following is an identity: (i) cos^(2) theta +...
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Prove that: (sin theta - 2 sin^(3) theta) = (2cos^(3) theta - cos the...
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If 1+sin^2 theta= 3 sintheta cos theta, then prove that tan theta = 1 ...
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