Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.x2 + 8x + 15 = 0
A. x = -5, -3
B. (-?, -5) ? (-3, ?)
C. x = 3, 5
D. x = -1, -3
Answer: A
Mathematics
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Solve the right triangle. If two sides are given, give angles in degrees and minutes.
a = 10.9 cm, b = 21.7 cmRound the missing side length to one decimal place.
A. A = 30°9'; B = 59°51'; c = 22.6 cm B. A = 30°9'; B = 59°51'; c = 24.3 cm C. A = 26°40'; B = 63°20'; c = 25.8 cm D. A = 26°40'; B = 63°20'; c = 24.3 cm
Mathematics
Identify the type of surface represented by the given equation.x = 7z2, no limit on y
A. Hyperboloid of two sheets B. Parabolic cylinder C. Cylinder D. Sphere
Mathematics
Solve the formula for the specified variable.A = P(1 + nr) for n
A. n = 
B. n = 
C. n = 
D. n = 
Mathematics
Graph the system.
A. 
B. 
C. 
D. 
Mathematics