Simplificar sin(theta - 360°) usando la periodicidad
Mira por qué restar 360 grados a un ángulo no cambia el seno, y simplifica sin(theta - 360°) a la función equivalente sin(theta).
Recursos de Aprendizaje
Este contenido es parte de la biblioteca de aprendizaje abierta de Mathos AI. Diseñado para ayudar a los estudiantes a visualizar y comprender problemas matemáticos complejos.
Problem
Which of the following functions is equal to ?
Step 1: Use the Periodicity of Sine
The sine function has a period of , meaning
for any integer .
Step 2: Substitute
Since
we have
Step 3: Final Answer
Therefore, the function equal to is
Conceptos
Unit Circle and Radian Measure
Extending trigonometric ratios beyond acute angles to any angle measure using the unit circle. The coordinates of the point on the circle are . Radian measure connects angle size to arc length. Includes negative angles, angles greater than , and exact values for special angles in all four quadrants.
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