Describe the transformation required to obtain the graph of the given function from the basic inverse trigonometric graph.f(x) = 6 cos-1 8x
A. Vertical translation up 6 units and horizontal translation to the right 8 units
B. Vertical stretch by a factor of 6 and horizontal stretch by a factor of 8
C. Vertical stretch by a factor of 6 and horizontal shrink by a factor of 
D. Vertical stretch by a factor of 8 and horizontal shrink by a factor of 
Answer: C
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, 0.5 ? x ? 1.5; x-axis
A. ? B. 4? C. 6? D. 5?
Determine if the given set of whole numbers is closed under multiplication.{0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, . . . } (that is, the whole numbers except for 12)
A. Not closed B. Closed
Find the slope and the y-intercept of the given line.7x + 9y = 73
A. 
; 
B. - 
; 
C. 
; 
D. - 
; 
Find the range of the quadratic function.f(x) = (x + 5)2 - 3
A. (-?, -5] B. [-5, ?) C. [-3, ?) D. (-?, -3]