Using the horizontal-line test, determine whether the function is one-to-one.
A. one-to-one
B. not one-to-one
Answer: A
Mathematics
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Solve the problem.Let u = 2i + 4j, v = 2i + 3j, and w = i - j. Write u = u1 + u2 where u1 is parallel to v and u2 is parallel to w.
A. u1 = 3v u2 = 2w B. u1 = 4v u2 = -12w C. u1 = 0.8333 v u2 = -2.500w D. u1 = 1.200 v u2 = -0.4000w
Mathematics
Reduce the fraction by finding a common factor in the numerator and in the denominator and dividing by the common factor.
A. 
B. 
C. 
D. 
Mathematics
State the domain of the given function.f(x) = 5x - 3
A. (-?, ?) B. all real numbers except 0 C. [0, ?) D. (-?, 0]
Mathematics
All points on a circle equidistant from two points.
What will be an ideal response?
Mathematics