Math, asked by ananyasingh226569, 10 months ago

evaluate the trignometry tan48 tan 23 tan 42 tan 67

Answers

Answered by Vishal101100

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Tan48 × tan23 × tan(90-48) × tan(90-23)

= (tan48 × cot48) × (tan23 × cot23)

= 1×1 =1

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