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RS AGGARWAL-TRIGONOMETRIC IDENTITIES-Exercise 13C
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Playing Now - (1-cos^2 theta) cosec^2 theta=1
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Play - Write the value of (1+tan^(2)theta)cos^(2)theta.
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Play - Write the value of (1+cot^(2)theta)sin^(2)theta.
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Play - What is the value of sin^2theta+1/(1+tan^2theta) ?
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Play - Write the value of cot^2theta-1/(sin^2theta) .
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Play - Write the value of sintheta cos(90^(@)-theta)+costheta sin(90^(@)-the...
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Play - Write the value of "cosec"^(2)(90^(@)-theta)-tan^(2)theta.
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Play - Write the value of sec^(2)theta(1+sin theta)(1-sin theta).
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Play - Write the value of "cosec"^(2)theta(1+costheta)(1-costheta).
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Play - Write the value of sin^(2)theta cos^(2)theta(1+tan^(2)theta)(1+cot^(2...
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Play - Smlplify : (1+tan^(2)theta)(1-sintheta)(1+sintheta)
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Play - Write the value of 3 cot^(2)theta - 3 "cosec"^(2)theta.
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Play - Write the value of 4 tan^(2)theta-(4)/(cos^(2)theta).
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Play - Write the value of (tan^(2)theta-sec^(2)theta)/(cot^(2)theta-"cosec...
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Play - If sin theta=(1)/(2), " write the value of " (3cot^(2)theta+3).
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Play - If cos theta=(2)/(3), " write the value of " (4+ 4 tan^(2)theta).
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Play - If cos theta=(7)/(25), " write the value of " (tan theta + cot theta)...
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Play - If cos theta = (2)/(3), " write the value of " ((sectheta-1))/((secth...
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Play - If 5 tan theta =4, " write the value of " ((costheta- sintheta ))/((c...
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