Solve the inequality analytically. Support the answer graphically. Give exact values for endpoints.x2 - 4x - 5 ? 0
A. (-?, -1] ? [5, ?)
B. [-1, 5]
C. (-?, -1]
D. [5, ?)
Answer: B
Mathematics
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Describe how you would apply the five basic steps of a statistical study to the given issue. You want to know the percentage of college seniors who regret their choice of major.
What will be an ideal response?
Mathematics
Find the real or imaginary solutions by using the quadratic formula.x2 = 19 + 9x
A. 
B. 
C. 
D. 
Mathematics
Solve using the quadratic formula. Round any answers to two decimal places.
x2 - 2
x = 3
A. {0.21, -14.67} B. {-0.82, 14.67} C. {-0.21, 14.67} D. {0.82, -14.67}
Mathematics
Graph the function.y = -3 sin (2?x + 2?)
A. 
B. 
C. 
D. 
Mathematics