Question

cos1⁰.cos2⁰cos3⁰....cos88⁰.cos89⁰.cos90⁰==?​

Answer 1

Answer:

0 is your answer

Step-by-step explanation:

becoz cos90 is zero so 0×anything=0

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Answer 2

Answer:

answer is 0.

Step-by-step explanation:

cos 1 degree .cos 2 degree ..............cos 90 degree              

Here,

• all are in multiplication

• cos 90 degree = 0

Therefore,

                any number multiplied by 0 (zero) is 0 (zero).

cos 1 degree .cos 2 degree ..............cos 90 degree = 0