Use the given table of y = ax2 + bx + c to solve ax2 + bx + c = 0.
Y1 = -X^2/2+X+3/2
A. -1, 3
B. -1, 1.5
C. 0, 1.5
D. 1, -3
Answer: A
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Solve the problem.A vertical right circular cylindrical tank measures 
high and 
in diameter. It is full of oil weighing 
How much work does it take to pump the oil to a level 
above the top of the tank? Give your answer to the nearest ft ? lb.
A. 4,137,854.52 ft ? lb B. 8,275,709.03 ft ? lb C. 3,620,622.7 ft ? lb D. 3,448,212.1 ft ? lb
Show that the curves are orthogonal. x2 + y2 = 5 and y2 = x3
What will be an ideal response?
Solve the equation graphically. Check your answer.31 = 5x - 4
A. 10 B. 34 C. 30 D. 7
Solve the problem.The value y of a machine (in dollars) is known to depreciate linearly with time x (measured in years from the time it was bought new). Suppose that y is related to x by the equation 
(a) Sketch the graph of this linear equation for 0 ? x ? 10.(b) What is the value of the machine when it is 5 years old?(c) What is the economic interpretation of the y-intercept of the graph?(d) When will the value of the machine reach the scrap value of $400??
What will be an ideal response?