Suppose that a nonlinear system is composed of equations whose graphs are those described, and the number of points of intersection of the two graphs is as given. Make a sketch satisfying these conditions.A parabola and a hyperbola; one point
What will be an ideal response?
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Graph the system of inequalities. Find the coordinates of any vertices.3y + x ? 0,y + 2x ? 10,y ? 0
A. 
(0, 0) , (10, 0)
B. 
(6, -2)
C. 
(0, 0) , (5, 0) , (6, -2)
D. 
(0, 0) , (5,0)
Solve.Linda bought a parcel of land for $70,000. Its value is expected to increase by about $600 per year. Her sister, Sally, bought a house for $230,000. The value of Sally's house is expected to increase by about $1700 per year. Write an expression that represents the combined value of Linda's land and Sally's house after x years.
A. (2300x + 300,000) dollars B. (70,600 + 231,700x) dollars C. (70,600x + 231,700) dollars D. (300,000x + 2300) dollars
Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set.6x - 7y = 494x + 2y = -14
A. {(0, -7)} B. Cramer's rule does not apply since D = 0; ? C. {(-1, -6)} D. {(0, -6)}
Express the number in terms of i.
A. -
i
B. 
i
C. 7i
D. -7i