Find the x-intercept and the y-intercept of the graph of the equation. Do not graph the equation.3x - 2y = 7
A. x-intercept = ; y-intercept =
B. x-intercept = 4; y-intercept = 9
C. x-intercept = - ; y-intercept =
D. x-intercept = ; y-intercept = -
Answer: D
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Solve the problem.Find the foci and asymptotes of the following hyperbola:x2 - y2 = 200
A. Foci: (20, 0), (-20, 0); Asymptotes: y = x, y = - x B. Foci: (20, 0), (-20, 0); Asymptotes: y =2x, y = - 2x C. Foci: (0, 20), (0, -20); Asymptotes: y = x, y = - x D. Foci: (10, 0), (-10, 0); Asymptotes: y = x, y = - x
Perform the indicated operations and express your answer in the form a + bi.
A. 3i
B. -i
C. ±3
D. -3i
Find the value of the unknown coordinate so that the distance between the points is as given.(1.5, 2) and (0, y); distance is 2.5
A. y = 0, y = -0.5 B. y = -0.5, y = 4.5 C. y = 0, y = 3.5 D. y = 0, y = 4
Solve.A recent advertisement claimed that 2 out of every 7 doctors recommend a certain herbal supplement to increase energy levels. If a local hospital employs 270 doctors, how many doctors would you expect to recommend the supplement? (Round your answer to the nearest whole number, if necessary.)
A. 77 doctors B. 39 doctors C. 3780 doctors D. 945 doctors