Find the least common multiple (LCM) of the list of numbers.30, 80, 70
A. 840
B. 240
C. 560
D. 1680
Answer: D
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Convert the symbolic compound statement into words.p represents the statement : "Students are happy."q represents the statement: "Teachers are happy."Translate the following compound statement into words: ~(p ? ~q)
A. It is not the case that students are happy and teachers are not happy. B. It is not the case that students are happy or teachers are not happy. C. Students are not happy or teachers are not happy. D. Students are not happy and teachers are not happy.
Find an equation of the line that has the given slope and contains the given point. If possible, write your equation in slope-intercept form.m = 
; (8, 5)
A. y = - 
x - 
B. y = 
x + 
C. y = 
x - 
D. y = - 
x + 
Use a negative-angle identity to write an equivalent trigonometric expression involving a positive angle.cos 
A. -cos 
B. cos 
C. 1 - cos 
D. sin 
Simplify. 63 ÷ 12 - 9
A. 8 B. 9 C. 72 D. 213