Solve the equation using the quadratic formula.
x2 + 
x + 
= 0
A. 
B. 
C. - 
D. No real solution
Answer: C
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In the given voting system, the weights represent, in order, voters A, B, C, and so on. Determine which voters are critical in the indicated coalition.[23 : 3, 5, 6, 8, 9] ; coalition {A, B, D, E}
A. Only A and B are critical. B. Only D and E are critical. C. None are critical. D. All are critical.
Use an identity to write the expression as a single trigonometric function or as a single number.
A. sin 29° B. cot 29° C. cos 29° D. tan 29°
Graph the system of inequalities. Shade the region that represents the solution set.y > x210x + 3y ? 30 
A. 
B. 
C. 
D. 
Provide an appropriate response.You are asked to change 
to a mixed number. What should be your first step?
A. Multiply 25 and 24. B. Divide 24 by 25. C. Add 25 and 24. D. Divide 25 by 24.