Math, asked by satishchandgond366, 1 year ago

tan48×tan42×tan67=1

Answers

Answered by sprao534

1

The problem might be wrong.

Answered by Anonymous

0

Answer:

Step-by-step explanation:Answer:tan(90°-78°).tan(90°-66).tan66°.tan78=1

cot78°.cot66°.tan66°.tan78°=1

cot78°.tan78°.cot66°.tan66°=1

1×1=1

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