Question

There is a paint chip on the edge of a gear for a music box. It rotates to (−7, 3) during one song when represented graphically. What is the cosine value of this function?

negative 7 square root of 58 over 58
3 square root of 58 over 58
3
−7

What are the period and phase shift for f(x) = tan(2x + π)?

period: pi over two; phase shift: x = negative pi over two

period: negative pi over two; phase shift: x = pi over two

period: π; phase shift: x = negative pi over two

period: π; phase shift: x = pi over two
@ganeshie8

Answer 1

@Destinymasha