Calculate the sum of 90 sine values. This video will show you how to solve this trigonometry problem by using some basic properties and identities of trig functions including Pythagorean trigonometric identity.
Dr. Wang @ [ Ссылка ]
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Calculate the sum of 90 sine values. This video will show you how to solve this trigonometry problem by using some basic properties and identities of trig functions including Pythagorean trigonometric identity.
Dr. Wang @ [ Ссылка ]