Combine like terms when possible. 15r - 3r6 - 5r6 + 15r
A. 22r
B. 22r6
C. 30r - 8r6
D. cannot be simplified
Answer: C
Mathematics
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Use the graph to find a ? > 0 such that for all x, 0 < 
< ? ? 
< ?.
A. 0.4375 B. 1 C. 0.5625 D. 3
Mathematics
Find the center of the ellipse.9x2 + 72x + 25y2 + 200y + 319 = 0
A. (-9, -4) B. (-4, -4) C. (-4, -9) D. (-4, -4)
Mathematics
Given the figure below with OS UR, find the following.
(a) SR
(b) OS
(c) The ratio of the perimeter of OFS to the perimeter of ?UFR.
Mathematics
Use the Rational Zero Theorem to list all possible rational zeros for the given function.f(x) = x5 - 4x2 + 2x + 3
A. ± 3, ± 
B. ± 1, ± 3
C. ± 1, ± 
D. ± 
, ± 
, ± 3
Mathematics