Graph the sinusoidal function.y = 
cos (- 
x)
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Solve.What is the difference of 74 and 5?
A. 69 B. 79 C. 68 D. 70
Mathematics
Decide whether the limit exists. If it exists, find its value.lim f(x)x?0
A. -2 B. -1 C. Does not exist D. 0
Mathematics
Write an equation for a function whose graph fits the given description.The graph of f(x) = x2 is vertically stretched by a factor of 3, and the resulting graph is reflected across the x-axis.
A. f(x) = 3x2 B. f(x) = 3(x - 3)x2 C. f(x) = -3x2 D. f(x) = (x - 3)2
Mathematics
Find the area of the shaded part of the figure if 
, 
.
?
?
A. 14
B. 9
C. 48
D. 28
E. none of these
Mathematics