Find the probability.One digit from the number 9,848,778 is written on each of seven cards. What is the probability of drawing a card that shows 9, 8, or 4?
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Write the equation of the axis of symmetry.f(x) = 4x2 + 8x + 0
A. x = 4 B. x = -4 C. x = 1 D. x = -1
Mathematics
Calculate the slope of the line passing through the given points. If the slope is undefined, so state. Then indicate whether the line rises, falls, is horizontal, or is vertical.(4, -7) and (-3, 2)
A. m = - 
; falls
B. m = 
; rises
C. m = - 
; falls
D. m = 
; rises
Mathematics
Find the indicated matrix.Let A = 
, B = 
, and C = 
. Find AB + BC.
A. 
B. 
C. 
D. 
Mathematics
Graph the inequality.x - y > -3
A. 
B. 
C. 
D. 
Mathematics