y² = 12x
Find the directrix.
x = –3
Mathematics
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Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
+ 4
+ 5
A. 9
B. 74
C. 9
D. 74
Mathematics
Find the indicated term of the geometric sequence.a4 when a1 = -1 and r = 
.
A. - 
B. - 
C. 
D. - 
Mathematics
Write an equation for the graph.
A. y = x - 3 B. y = -3 C. y = x - 6 D. x = -3
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics