Write an equation for the graph of the sine or cosine curve.
A. y = 
cos (12x)
B. y = 
cos (6x)
C. y = 
cos 
D. y = 
cos 
Answer: B
Mathematics
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Given the radius, r, of a circle, find the diameter; or given the diameter, d, of a circle, find the radius.d = 2.6 in.
A. r = 5.31 in. B. r = 1.3 in. C. r = 0.65 in. D. r = 4.082 in.
Mathematics
Solve the three-part linear inequality. Graph the solution set on a number line, and express the solution using interval notation.0 ? 
< 4
A. 
B. 
C. 
D. 
Mathematics
Find integer bounds for the roots of the following equation.
?
?
A. -2, 3 B. 0, 3 C. -4, 2 D. -3, 3 E. none of these
Mathematics
Multiply and simplify.(z - 10)(z + 1)
A. z2 + 9z + 10 B. z2 - 9z - 10 C. 2z2 + 10 D. 2z - 10
Mathematics