Simplify the expression using the order of operations. Write the answer as an improper fraction where appropriate.7 - 6[7 - (2 + 7)]
A. -65
B. 19
C. 12
D. -2
Answer: B
Mathematics
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Solve the inequality by using the graph of the function.f(x) < 0, where f(x) = (x + 3)(x + 2)(x - 3).
A. (-2, 3) B. (-?, -3) ? (-2, 3) C. (-?, -3) ? (-2, ?) D. (-3, -2) ? (3, ?)
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Determine whether or not the function is one-to-one.
A. No B. Yes
Mathematics
Let f(x, y) = ln(x + 2y). Find 
. Is 
the correct answer?Enter "yes" or "no".
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.
The rectangle above has length 2x and width 6. The perimeter of the rectangle is represented by the algebraic expression 
Evaluate the expression for 
A. 48 B. 20 C. 28 D. 32
Mathematics