Use the quadratic formula to solve the quadratic equation.x2 + x + 3 = 0
A. x = 
B. x = 
C. x = 1 ± 
D. no real solution
Answer: D
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Solve the equation by completing the square.5x2 - 2x - 1 = 0
A. 
B. 
C. 
D. 
Solve the problem.Graph f(x) = csc x and g(x) = csc 
in 
by 
using dot mode. Explain how the graph of f is related to the graph of g.
A. The graph of g is compressed vertically compared to the graph of f. B. The graph of g is compressed horizontally compared to the graph of f. C. The graph of g is stretched horizontally compared to the graph of f. D. The graph of g is stretched vertically compared to the graph of f.
Identify the property illustrated by the statement. Assume all variables represent real numbers.
? (a + 2) = 1, if a + 2 ? 0
A. Inverse B. Closure C. Distributive D. Identity
Describe the conditions under which the statement is true.A ? A' = A
A. A = U B. Always true C. A = ? D. A ? ?