Math, asked by Sunithacr2004, 1 year ago

Show that tan48° tan23° tan42° tan67°=1

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Answered by mpurandhar24

2

Answer:

Step-by-step explanation:

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Answered by Anonymous

0

Answer:

tan 48 tan(90-67)tan (90-48)tan67

tan 48 cot 67 cot 48 tan 67

since tan acot a = 1

so tan48cot48 cot 67 tan 67

1 into 1 = 1

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