Simplify.
A. 3
B. - 
C. 
D. - 1
Answer: B
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Solve the problem using inductive reasoning.How many line segments are determined by joining dots on the last two circles?
3 segments6 segments
segments
segments
What will be an ideal response?
Discuss the equation and graph it.r = 
A. hyperbola, directrix perpendicular to
the polar axis 
unit right of the pole
vertices (
, 0), (- 
, ?)
B. ellipse, directrix parallel to
the polar axis 
unit below the pole
vertices (
, 
), (
, 
)
C. hyperbola; directrix parallel to
the polar axis 
unit above the pole
vertices (
, 
), (- 
, 
)
D. ellipse, directrix perpendicular to
the polar axis 
unit left of the pole
vertices (
, 0), (
, ?)
Solve the system by elimination.4x - y = 195x + y = 35
A. ? B. {(5, 6)} C. {(x, y)|4x - y = 19} D. {(6, 5)}
Estimate the sum or difference by first rounding as indicated.Estimate by first rounding to the nearest thousand.977036632796
A. 22,500 B. 23,000 C. 22,000 D. 22,400