Prove that: (tan²Θ)x(sin²Θ) = (tan²Θ)-(sin²Θ)

  1. Prove that:(tan²Θ)x(sin²Θ) = (tan²Θ)-(sin²Θ) show work
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    2. CARL asked by CARL
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  2. sinθ=12/13, θ lies in quadrant II. Find the exact value of sin2θ, cos 2θ, tan2θ
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    2. ama asked by ama
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  3. Solve the following equations giving any roots in terms of pi in the .......?interval -2pi ≤ 0 ≤ 2pi. a) 2cos²Θ + sin²Θ
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    2. raj asked by raj
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  4. given tanθ= -2√10/3 and π/2<θ< π find:sin2θ tan θ/2 given sinθ=-5/13 and π<θ<3π/2 find sin2θ cos( θ-4π/3)
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    2. Yulieth asked by Yulieth
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  5. Prove that sin(π + θ) = (-sin2θ) / (2cosθ)
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    2. kelsey asked by kelsey
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  6. Prove that:cos²Θ - sin²Θ = 2cos²Θ - 1
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    2. CARL asked by CARL
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  7. can someone help me prove the identities on this:1- 1/2 sin2θ = sin^3θ + cos^3θ / sinθ + cosθ
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    2. Albert asked by Albert
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  8. Determine the value of tan2θ when sinθ=12/13 and pi/2 < θ < pi
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    2. Val asked by Val
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  9. tan2θ if tanθ = 5I really having a hard time understanding this.
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    2. Hannah asked by Hannah
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  10. Ana was asked to use triangles formed by angles on the unit circle to prove the Pythagorean Identity sin2θ+cos2θ=1, where
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