Solve the compound inequality and graph the solution set on a number line. Except for the empty set, express the solution set in interval notation.-4x > 8 and x + 4 > 1
A. ?
B. (-2, ?)
C. (-?, -3) ? (-2, ?)
D. (-3, -2)
Answer: D
Mathematics
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Use the figure to find the exact value of the trigonometric function.Find tan 2?.
A. 
B. - 
C. 
D. - 
Mathematics
Decide what number must be added to the binomial to make a perfect square trinomial.x2 + 
x
A. 
B. 
C. 
D. 
Mathematics
Multiply and simplify.12 ? 
A. -8
B. -10
C. - 
D. - 
Mathematics
Use graphical methods to find all real solutions to the following equation. Express solutions rounded to the nearest hundredth.- 
x3 + 
x2 + 
= 0
A. {-0.52, 0.77, 1.60} B. {-2.00} C. {-1.60, -0.77, 0.52} D. {2.00}
Mathematics