The value of (tan 1° tan 2° tan3º... tan89°) is
(a) o
(b) 1
(c) 2
2.
.
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Answer:
Answer:
Step-by-step explanation:
tan1 * tan89 = 1
tan2 * tan88 = 1
tan3 * tan 87 = 1
and so on intill
tan44 * tan 46 = 1
now
tan1 * tan2 * ...* tan45 * ... * tan88 * tan89 = tan45 = 1
Step-by-step explanation:
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