Express the vector as a product of its magnitude and direction.-5i + 7j
A. 
B. 
C. 74
D. 74
Answer: B
Mathematics
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Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.x3 + 4x2 - x - 4 > 0 
A. (-?, - 1) ? (1, 4)
B. (- 4, -1) ? (1, ?)
C. (-?, - 4) ? (-1, 1)
D. (-1, 1) ? (4, ?)
Mathematics
Find the zeros of the function: 
What will be an ideal response?
Mathematics
Determine the vertical asymptote(s) of the given function. If none exists, state that fact.R(x) = 
A. x = - 40 B. x = -10, x = 4 C. x = 10, x = -4 D. x = -10, x = 4, x = -3
Mathematics
Answer the question.Assume a is positive, b is negative, and c is positive for the expression (b - a) / cTell whether the value of the given expression is positive, negative or cannot be determined.
A. Positive B. Negative C. Cannot be determined
Mathematics