Write using exponential notation.7 × 7 × 7
A. 73
B. 37
C. 71
D. 3 × 7
Answer: A
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If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.II, 
A. Positive B. Negative
Solve the problem.A board is made up of two women (W) and three men (M). In order to pass a motion, three of the five including at least one woman must vote "yes". Which of the following weighted voting systems represent this situation?
A. [8 : 3, 3, 2, 2, 2] B. [3 : 1, 1, 1, 1, 1] C. [7 : 3, 3, 2, 2, 2] D. [6 : 3, 3, 2, 2, 2] E. none of these
Find the slope and y intercept of the graph of the equation.y = - 
+ 5
A. Slope = 5; y intercept = - 
B. Slope = - 
; y intercept = 5
C. Slope = 5; y intercept = 
D. Slope = - 
; y intercept = -5
Find the standard form of the equation of the ellipse satisfying the given conditions.Major axis horizontal with length 20; length of minor axis = 12; center (0, 0)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1