Shade the solution set in the xy-plane.y ? -x2 - 6x - 4y ? x2 + 6x + 4
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.An experiment was conducted. The results are listed in the following table. 
Use the table to determine which event has the greatest probability of occurring and what the probability of its occurrence is.
A. E; 0.274 B. A; 0.238 C. D; 0.178 D. D; 0.278
Clear fractions then solve by substitution.
x + 
y = -5 x - y = 2
A. {(-5, -5)} B. {(4, -5)} C. ? D. {(-4, -6)}
Find the exact value of the expression.cos (30° + 45°)
A. 
B. 
C. 
D. 
For the given figure, find the ratio of the length of the longest side to the length of the shortest side. Write the ratio as a fraction in lowest terms. src="https://sciemce.com/media/4/ppg__rrrr0623190908__f1q122g6.jpg" style="vertical-align: -17.0px;" /> meters
A = 9
meters D = 4
meters B = 9
meters E = 2
metersC = 8
A. 
B. 
C. 
D. 