Evaluate.C(10, 2)
A. 5
B. 45
C. 22
D. 1,814,400
Answer: B
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Write an equivalent expression in exponential form.log10 100 = 2
A. 10100 = 2 B. 102 = 100 C. 210 = 100 D. 1002 = 10
Find the vertex, the y-intercept, and the x-intercepts (if any exist), and graph the function.s(x) = -x2 + 4x - 4
A. 
Vertex (0, 4)
x-int = (-2, 0), (2, 0);
y-int = (0, 4)
B. 
Vertex (-2, 0)
x-int = (-2, 0);
y-int = (0, -4)
C. 
Vertex (2, 0)
x-int = (2, 0);
y-int = (0, -4)
D. 
Vertex (0, -4)
no x -intercepts;
y-int = (0, -4)
The mean height of kindergartners at an elementary school is 44 inches with a standard deviation of 2 inches. If the heights are normally distributed, use this data to solve the problem. 
What percent of the kindergartners have a height between 40 and 44 inches?
A. 47.5% B. 95% C. 68% D. 49.85%
Simplify by taking the roots of the numerator and the denominator. Assume all variables represent positive numbers.
A. 12
B. 
C. 
D. 