Find the length of the latus rectum of the parabola.Vertex: (0, -3); Directrix y = 4.
A. 7
B. 14
C. 
D. 28
Answer: D
Mathematics
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Solve the given equation for x.y = 3 tan 2x - 1
A. x = 2 tan-1 
B. x = 
tan-1 (3y + 3)
C. x = 2 tan-1 (3y + 3)
D. x = 
tan-1 
Mathematics
Add.1.502 + 4.2
A. 5.702 B. 5.692 C. 5.703 D. 5.812
Mathematics
Find the distance between P and Q.P(-5, 1), Q(-11, 9)
A. 100 B. 11 C. 20 D. 10
Mathematics
Determine whether the statement is true or false.Some rational numbers are irrational.
A. true B. false
Mathematics