Solve the problem.For what value or values of x does x = -x2 ?
A. 0, 1
B. -1, 0
C. -1, 0, 1
D. -1, 1
Answer: B
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Solve the equation by the square root property. If possible, simplify radicals or rationalize denominators. Express imaginary solutions in the form 
x2 - 4x + 4 = 81
A. {-7, 11} B. {-11, 7} C. {11} D. {-79, 83}
Find the slope of a line that has the given relationship to the given line. If the slope is undefined, state this.Perpendicular to x = -10
A. -10 B. 1 C. Undefined D. 0
Provide an appropriate response.The demand function for product A is qA = 
, and the demand function for product B is 
where qA and qB are the quantities demanded for A and B, respectively, and pA and pB are their respective prices. Determine:(a) the marginal demand for A with respect to pB(b) the marginal demand for B with respect to pA(c) whether A and B are competitive, complementary, or neither
What will be an ideal response?
State the practical meaning of the slope and vertical intercept in the given situation.The cost, in dollars, of a one-day car rental is given by 
where x is the number of miles driven.
A. $35 is the cost per day to rent the car and $0.22 is the cost per mile. B. $35 is the cost per day to rent the car and $22 is the extra cost for unlimited miles. C. $0.22 is the cost per day to rent the car and $35 is the cost per mile. D. $22 is the cost per day to rent the car and $0.35 is the cost per mile.