The value of cos 0°. cos 1°. cos 2°. cos 3°… cos 89° cos 90° is
(a) 1
(b) -1
(c) 0
(d) 12√
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11
Answer:
(c) 0
Step-by-step explanation:
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6
Answer:
(c). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0
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