Rationalize the denominator and simplify. Assume all variables represent nonnegative real numbers.
A. 
B. 2
C. 27
D. 
Answer: A
Mathematics
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Determine whether the following is always true or not always true. Given reasons for your answers.u × v = -(v × u)
What will be an ideal response?
Mathematics
Use the elimination method to solve the system.-6x - 5y = 4-6x - 5y = 8
A. (-20, -24) B. Infinitely many solutions C. (-24, -20) D. No solution
Mathematics
Match the equation of the parabola with the appropriate description.x= -4y2 + 5y + 3
A. Opens right B. Opens down C. Opens up D. Opens left
Mathematics
Solve the problem.Write an equation in standard form of the parabola that has the same shape as the graph of f(x) = 11x2, but which has its vertex at (3, 4).
A. f(x) = 11(x - 3)2 + 4 B. f(x) = 11(x + 3)2 + 4 C. f(x) = 11(x + 4)2 + 3 D. f(x) = (11x + 3)2 + 4
Mathematics