Math, asked by Sammu8106, 1 month ago

tanA-cotA=1-2cos2A/sinAcosA

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Answered by CyberSquad

1

Answer:

PLS MARK ME AS BRAINLIEST

Step-by-step explanation:

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Answered by 24Aditya05

1

Answer:

LHS

tanA-cotA

sinA/cosA - cosA/sinA

sin²A-cos²A/sinAcosA

[sin²A=1-cos²A]

1-cos²A-cos²A/sinAcosA

1-2cos²A/sinAcosA

= RHS Hence proved

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