Question

Find the value of cos0. cos 30. cos45.cos 60.cos 90​

Answer 1

Answer:

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Step-by-step explanation:

cos 0° = 1

cos 30° = √3/2

cos 45° = 1/√2

cos 60° = 1/2

cos 90° = 0

so, when

cos 0. cos 30. cos 45. cos 60. cos 90 = 0 (zero)