Determine whether the following is always true or not always true. Given reasons for your answers.|u| = 
What will be an ideal response?
Always true by definition
Mathematics
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Simplify.5(6r2 - 9r - 3) - 2(4r2 + 3r + 6)
A. 22r2 - 51r - 27 B. 38r2 - 51r + 27 C. 22r2 + 39r + 27 D. -22r2 + 39r - 27
Mathematics
Solve the given linear programming problem using the table method.Maximize P = 7x1 + 6x2subject to 3x1 + x2 ? 21 x1 + x2 ? 10 x1 + 2x2 ? 12 x1, x2 ? 0
A. Max P = 60 at x1 = 6, x2 = 3 B. Max P = 68 at x1 = 8, x2 = 2 C. Max P =65.5 at x1 = 5.5, x2 = 4.5 D. Max P = 66 at x1 = 6, x2 = 4
Mathematics
Determine whether the pair of fractions is equivalent.
and 
A. equivalent B. not equivalent
Mathematics
Solve the equation by the method of your choice.(3x + 3)2 = 4
A. 
B. 
C. 
D. 
Mathematics