Expand the notation and find its value.93
A. 9 + 9 + 9 = 512
B. 9 + 9 + 9 = 27
C. 9 ? 9 ? 9 = 729
D. 9 ? 9 ? 9 = 19,683
Answer: C
Mathematics
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Solve the problem.If the odds that it will rain are 2 to 9, what is the probability of rain?
A. 
B. 9 to 11
C. 
D. 
Mathematics
Identify the numerical coefficient of the term.- 
A. - 
B. 
C. -3
D. 3
Mathematics
Find the standard form of the equation of the ellipse satisfying the given conditions.Foci: (0, -4), (0, 4); vertices: (0, -7), (0, 7)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Determine the vertex and the x-intercepts. Then sketch the graph.y = -x2 - 2x + 3
A. 
Vertex: (- 1, 4);
x-intercepts: (-1, 0) and (3, 0)
B. 
Vertex: (1, 4);
x-intercepts: (-1, 0) and (3, 0)
C. 
Vertex: (- 1, 4);
x-intercepts: (-3, 0) and (1, 0)
D. 
Vertex: (- 1, - 4);
x-intercepts: (-3, 0) and (1, 0)
Mathematics