Solve the system of equations by graphing. If the system is inconsistent or the equations are dependent, say so.2x + y = 11 x + 6y = 11
A. {(5, 4)}
B. {(5, 1)}
C. {(6, -1)}
D. {(-5, 1)}
Answer: B
Mathematics
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Find the sum Sn of the first n terms of the geometric sequence. -8, -16, -32, -64, -128, . . . ; n = 9
A. -4108 B. -4051 C. -4088 D. -4086
Mathematics
Provide an appropriate response.Evaluate: 5-2
A. -10 B. -25 C. 0.04 D. 0.1
Mathematics
Suppose you have the following project digraph. (The numbers in parentheses represent hours.)
The length of the critical path from B is
A. 15 hours. B. 11 hours. C. 4 hours. D. 22 hours. E. none of these
Mathematics
Find the equation of the quadratic function that has the given vertex and given point on its graph.Vertex: (-2, -3) through: (-5, 24)
A. P(x) = -3x2 + 12x + 3 B. P(x) = 3x2 + 12x + 9 C. P(x) = 3x2 + 2x + 3 D. P(x) = -5x2 - 12x - 9
Mathematics