Solve the equation graphically to four decimal places.Let f(x) = -0.5x2 + 4x + 2, find f(x) = -5.
A. 9.4772
B. No solution
C. -1.4772
D. -1.4772, 9.4772
Answer: D
Mathematics
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Evaluate the following expression.
?
?
A. 81 B. 1 C. -1 D. 0 E. - 1296
Mathematics
Solve the problem.A lumber yard has fixed costs of $7189.50 a day and variable costs of $1.00 per board-foot produced. The company gets $2.50 per board-foot sold. How many board-feet must be produced daily to break even (zero profit)?
A. 7189 board-feet B. 3195 board-feet C. 4793 board-feet D. 2054 board-feet
Mathematics
Use transformations to graph the function.y = 3 cos x
A. 
B. 
C. 
D. 
Mathematics
Graph the solution set of the system of inequalities.
A. 
B. 
C. 
D. 
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