Solve the quadratic equation by completing the square.y2 + 1 = ay
A. 0, a
B. 
± 
C. 
± 
D. 
± 
Answer: B
Mathematics
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Find the average rate of change of the function over the given interval. g(t) = 5 + tan t, 
A. 0
B. - 
C. - 
D. 
Mathematics
Solve the problem.Estimate the area of the surface generated by revolving the curve y = cos 2x, 0 ? x ? ?/4 about the x-axis.Use the Trapezoidal Rule with n = 6.
A. 7.091 B. 5.108 C. 4.652 D. 4.606
Mathematics
State the domain of the rational function.f(x) = 
A. (-?, 8) ? (8, ?) B. (-?, -8) ? (-8, 0) ? (0, ?) C. (-?, -8) ? (-8, ?) D. (-?, 9) ? (9, ?)
Mathematics
Solve the system.
A. (3, 4)
B. consistent (many solutions)
C. inconsistent (no solution)
D. 
Mathematics