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Question

Mathematics Question on Trigonometric Functions

The value of the expression tan 1∘^\circ tan 2∘^\circ tan 3∘^\circ tan 4∘^\circ ______tan 87∘^\circ tan 88∘\circ tan 89∘^\circ is equal to

A

0

B

1

C

2

D

∞\infty

Answer

1

Explanation

Solution

Answer (b) 1