H Intro to Cal Final Exam Review Spring 13.tst

4) Use an identity to find the value of the expression. Do not use a calculator.sin 1.7 csc 1.7A) -1 B) -1.7 C) 1.7 D) 15) Graph the function.y = 3 4 sin (x - π 4 )A)B)yy33--22x--22x-3-3C)D)yy33--22x--22x-3-36) Determine the phase shift of the function.y = 1 4sin (4x + π)A) π 4 units to the right B) - π 4units to the leftC) π units to the left D) π 4units to the left7) The point P on the unit circle that corresponds to a real number t is given. Find the values of the indicatedtrigonometric function at t.38 , 55Find sin t.8A) 3 8B)558C)553D) 3 55552