find the value of (cot 15⁰ cot 16⁰cot 17⁰............cot 73⁰ cot 74⁰ cot 75⁰)
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Answer:
Use the trig identity:
tan
(
a
+
b
)
=
tan
a
+
tan
b
1
−
tan
a
.
tan
b
tan
30
=
√
3
3
; tan 45 = 1
tan
75
=
tan
(
30
+
45
)
=
3
+
√
3
3
.
3
3
−
√
3
=
Step-by-step explanation:
Hope it helps! :)
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