Find the distance between P and Q and the coordinates of the midpoint of the segment joining P and Q.
A. 4
; 
B. 4; 
C. 4
; 
D. 4; 
Answer: A
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Perform the indicated operation.Subtract. 4n6 - 20n4 + 3
A. -3n6 - 36n4 + 20 B. -3n6 - 36n4 - 14 C. -53n10 D. -3n6 - 13n4 + 20
Evaluate the expression.
A. not real number B. 5 C. 8.368 D. 25
Solve the problem.Baron is making a counted cross-stitch picture having a design which is 72 by 126 stitches. If he is stitching on material which requires 9 stitches per centimeter, what size frame should he buy?
A. 8 cm by 14 cm B. 14 cm by 9 cm C. 8 cm by 9 cm D. 11 cm by 14 cm
Find the vertex, focus, and directrix of the parabola. Graph the equation.(y + 2)2 = (x - 3)
A. vertex: (2, -3)
focus: (2.25, -3)
directrix: x = 1.75
B. vertex: (3, -2)
focus: (3, -1.75)
directrix: y = -2.25
C. vertex: (3, -2)
focus: (3.25, -2)
directrix: x = 2.75
D. vertex: (-3, 2)
focus: (-3, 2.25)
directrix: y = 1.75