Math  /  Trigonometry

QuestionDetermine if sin[(4n+3)90]\sin \left[(4 n+3) \cdot 90^{\circ}\right] equals 0, 1, -1, or is undefined for integer nn.

Studdy Solution
Finally, we know that sin(90)=1\sin(90^{\circ}) =1.
So, the expression sin[(4n+3)90]\sin \left[(4 n+3) \cdot90^{\circ}\right] is equal to 11.

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