Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 + 6x - 9 < 0
A. ?
B. (-?, 3) ? (3, ?)
C. (-?, ?)
D. x = 3
Answer: B
Mathematics
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Find the derivative of y with respect to x.y = 3x3 sin-1 x
A. 
B. 
+ 9x2 sin-1 x
C. 
+ 9x2
D. 
+ 9x2 sin-1 x
Mathematics
Solve the problem.If v = -2i - 4j + k and u = 2i - 5j + 5k, find a vector perpendicular to both v and u.
A. 20i + 27j + 19k B. 7i + 3j + 26k C. -15i + 12j + 18k D. -7i - 3j + 3k
Mathematics
Evaluate the expression.(-3)(-6)
A. 18 B. -18 C. 9 D. -9
Mathematics
Solve the inequality. Write the solution in interval notation and graph the solution set.3x - 5 ? 2x - 4
A. (-?, 1)
B. [1, ?)
C. [-9, ?)
D. (-?, 1]
Mathematics