Find the mean. If necessary, round to one decimal place.1.2, 0.6, 0.8, 1.2, 0.4, 1.4, 0.4, 1.5, 1.9
A. 9.4
B. 1.1
C. 0.9
D. 1
Answer: D
Mathematics
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Solve the problem.The graph of a trigonometric function f represented by f(t) = a sin (b(x - c)) is shown, where a, b, and c are nonnegative. State the period.
A. 4 B. 3? C. 1 D. 4?
Mathematics
What is the degree of the expression?(4x2 + 5x + 8)8
A. 16 B. 10 C. 24 D. 11
Mathematics
Write the percent as a decimal.292%
A. 0.292 B. 2.92 C. 29.2 D. 292
Mathematics
Match the given function to its graph.1) y = sin (
x)2) y = 
cos x3) y = 
sin x 4) y = cos (
x)A B
height="200" width="200" />CD
A. 1A, 2B, 3C, 4D
B. 1A, 2C, 3D, 4B
C. 1B, 2D, 3C, 4A
D. 1A, 2D, 3C, 4B
Mathematics