Provide an appropriate response.Which direction does the parabola, x = -2y2 + 18y + 5, open?
A. Left
B. Right
C. Down
D. Up
Answer: A
Mathematics
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Find the formula for df-1/dx.f(x) = 1024x5
A. 5120x4
B. 
C. 
D. 20x4
Mathematics
Multiply or divide as indicated. Write the answer in lowest terms.
? 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.The Cool Company determines that the supply function for its basic air conditioning unit is 
and that its demand function is 
, where p is the price. Determine the price for which the supply equals the demand.
A. $22.86 B. $21.86 C. $21.36 D. $22.36
Mathematics
Use the discriminant to determine the number and type of solutions for the equation.x2 - 7x - 1 = 0
A. Two complex-number solutions B. Two real-number solutions C. One real-number solution
Mathematics