Solve the system by the substitution method or the addition method.
A. (-3, 2)
B. infinite number of solutions
C. (10, -1.15)
D. (0.06, -0.01)
Answer: A
Mathematics
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Identify any x-intercepts and y-intercepts in the graph respectively.
A. (-3, 0); (0, 0) B. (2, 0); (0, -3) C. (0, 0); (0, 2) D. (-3, 0); (0, 2)
Mathematics
Find the area.
3 m
A. 49.5 m2 B. 8.25 m2 C. 24.75 m2 D. 12.375 m2
Mathematics
Simplify.(10x3)3
A. 10x9 B. 10x3 C. 1000x27 D. 1000x9
Mathematics
Find the vertices and foci of the given ellipse.
+ 
= 1
A. Vertices: (0, 8) and (0, -8);
Foci: (0, 
) and (0, -
)
B. Vertices: (0, 64) and (0, -64);
Foci: (0, 8) and (0, -8)
C. Vertices: (8, 0)and (-8, 0)
Foci: (
, 0) and (-
, 0)
D. Vertices: (0, 64), (25, 0);
Foci: (0, 8) and (5, 0)
Mathematics