Solve and give interval notation for the solution set. Then graph the solution set.4x < 20 or x + 2 ? 11
A. (-?, -9] ? (5, ?)
B. (5, ?)
C. (-?, 9]
D. (-?, 5) ? [9, ?)
Answer: D
Mathematics
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Solve the equation.
+ 1 = 8
A. ?
B. {164}
C. 
D. 
Mathematics
Write an equation in slope-intercept form of a line satisfying the set of conditions.Through (6, 14), perpendicular to -7x + 9y = 30
A. y = 
x - 
B. y = - 
x + 
C. y = 
x - 
D. y = - 
x - 
Mathematics
Express as a single logarithm.logx 9 - logx 3
A. logx 6
B. logx 3
C. 
D. logx 27
Mathematics
Write as an exponential expression.
A. 51/4 B. 41/5 C. 45 D. 54
Mathematics