Determine if the two lines are parallel, perpendicular, coinciding, or only intersecting.x = -4y = 1
A. coinciding
B. intersecting
C. parallel
D. perpendicular
Answer: D
Mathematics
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Factor completely, if possible.49y4 - 16
A. (7y2 + 4)2 B. (7y2 - 4)2 C. (7y2 + 4)(7y2 - 4) D. (49y2 + 1)(y2 - 16)
Mathematics
Rewrite the inequality using interval notation. Then graph the inequality.x ? 4 or x ? 5
A. (4, 5)
B. (-?, 4] ? [5, ?)
C. (-4, 5)
D. [-5, -4]
Mathematics
Find the requested number.6 more than a number is 3. What is the number?
A. 2 B. -3 C. 3 D. -2
Mathematics
Answer the question.The numbers ? and -? determine the points A and B, respectively, on the unit circle. How are the points A and B related?
A. A and B are the same point. B. B is the reflection of A through the origin. C. B is the reflection of A about the y-axis. D. B is the reflection of A about the x-axis.
Mathematics