Identify the functions that have the given property.

The domain is all real numbers for . A sine function, B consine function, C both sine and cosine function

An x-intercept is (pi,0) for A sine function, B consine function, C both sine and cosine function

The minimum value is –1 for .A sine function, B consine function, C both sine and cosine function

An x-intercept is (pi/2, 0) for .A sine function, B consine function, C both sine and cosine function
#1 is c, #2 is A, #3 is C, #4 is B