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Sin4theta-cos4theta/sin2theta-cos2theta |
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Answer» 1 Step-by-step explanation: USING identity a^2 - b^2 = (a+b)(a-b) SIN4THETA - cos4theta/sin2theta - cos2 theta (sin2 theta+ cos2 theta) ( sin2 theta - cos2 theta)/sin2 theta - cos2 theta sin2 theta + cos2 theta == 1 Mark this answer as BRAINLIEST. |
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