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0 votes
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in Mathematics by (48.4k points)

The value of tan π/8 is equal to 

(1) √2 + 1

(2) 1-√2

(3) 1/2

(4) 1/√2+1

1 Answer

+1 vote
by (52.4k points)
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Best answer

Correct option (4) 1/√2 +1

Explanation:

tan π/8 = √2 -1 = 1/√2 +1

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