Decide whether the statement is true or false. If it is false, tell why.The equation -x2 = -121 has no real solutions.
A. True
B. False; the equation is equivalent to x2 = 121 and has two real solutions, 11 and -11.
C. False; the equation has one real number
solution, 11.
Answer: B
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State whether the linear model shown in the graph is exact or approximate. Then find the equation of the line.
A. Exact; y = -x - 2 B. Approximate; y = -2x + 2 C. Approximate; y = -x - 2 D. Exact; y = -2x + 2
Answer the question.Why can't y = 2x have an x-intercept?
What will be an ideal response?
Provide an appropriate response.Which one of the following methods cannot be used to solve the equation 
A. Factoring B. Quadratic formula C. All of the methods can be used. D. Completing the square
Shade the region of feasible solutions for the given constraints. x + y ? 3-3x + y ? -7x ? 0, y ? 0
A. 
B. 
C. 
D. 