Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of female athletes from 2003 to 2004.
A. 175
B. 125
C. 150
D. 375
Answer: A
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Find the slope of the line through the points.(5, 2) and (4, 6)
A. 4
B. - 4
C. - 
D. 
Find the domain of the function.f(x) = 
A. all real numbers, or (-?, ?) B. {x|x < 7}, or (-?, 7) C. {x|x ? 0}, or (-?, 0) ? (0, ?) D. {x|x ? -7}, or (-?, -7) ? (-7, ?)
Convert the units.409 g = 
mg
A. 40,900 mg B. 0.0409 mg C. 0.409 mg D. 409,000 mg
Solve the problem using matrices.The table below shows the number of birds for three selected years after an endangered species protection program was started.
Use the quadratic function y = ax2 + bx + c to model the data. Solve the system of linear equations involving a, b, and c using matrices. Find the equation that models the data.
A. y = 10x2 - 33x + 26 B. y = 7x2 - 11x + 33 C. y = 6x2 + 22x + 25 D. y = 5x2 + 11x + 30