Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c.
x2 =
x + 10
A. a = , b =
, c = 10
B. a = , b = -
, c = -10
C. a = , b =
, c = -10
D. a = , b = -
, c = 10
Answer: B
Mathematics
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The question(s) that follow refer to the problem of finding the minimum spanning tree for the weighted network shown below.
Which of the following edges of the given network are not part of the minimum spanning tree?
A. AB B. BC C. EF D. DF E. none of these
Mathematics
Solve the equation. = x2 + 7x
A. 0, -8 B. 0, -6 C. 0, -8, -6 D. -8, -6
Mathematics
Use a graphing calculator to solve the system of equations. Round your solutions to one decimal place.2.5x - 2.4y + 1.9z = 3.33.9x - 7.0y + 0.3z = -2.74.1x - 3.2y + 5.7z = 2.5
A. (7.3, 4.3, -2.4) B. (3.6, 2.2, -1.2) C. (1.8, 1.1, -0.6) D. (5.5, 3.3, -1.8)
Mathematics