For the compound inequality, give the solution set in both interval and graph forms.-5x + 1 ? 11 or 3x + 3 ? -9
A. [-4, -2]
B. [-2, ?)
C. [-4, ?)
D. (-?,?)
Answer: D
Mathematics
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Perform the indicated operation. If possible, simplify.Multiply:
A. cos2 x B. - cos2 x C. sin2 x - 2sin x - 1 D. sin2 x - sin x - 1
Mathematics
Solve for x.
= -16
A. 7 B. -7 C. -6 D. 6
Mathematics
Simplify the expression.(
+ 
)(
+ 2
)
A. m + 3
+ 2n
B. 
+ 3
+ 2
C. m2 + 3mn + 2n2
D. m + 2n
Mathematics
Solve the equation by the method of your choice. Simplify irrational solutions, if possible.3x2 - 5x - 8 = 0
A. 
B. 
C. 
D. 
Mathematics