Use the discriminant to determine the number of real solutions of the equation.36x2 + 12x + 1 = 0
A. 1
B. No real solutions
C. 2
Answer: A
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Answer the question.Supply and demand equations are given by
where y represents price in dollars and x represents the number of items in supply. The market equilibrium is the solution to this system. At market equilibrium, is the supply 12 items and the price $1440?
A. Yes B. No C. Cannot be determined
Use a graphing calculator to sketch the graph of the quadratic equation, and then state the domain and range.y = -2x2 + 6x - 5
A. D: (x ? 1.5), R: (y ? -5) B. D: (x ? 1.5), R: all real numbers C. D: all real numbers; R: (y ? -0.5) D. D: all real numbers; R: (y ? -0.5)
Provide an appropriate response.110 × 87 = 957087 × 110 = 9570This is an example of the 
.
A. commutative property of addition B. commutative property of multiplication C. associative property of addition D. associative property of multiplication
Round the number as indicated.2428 to the nearest thousand
A. 2100 B. 1900 C. 2000 D. 3000