Solve the system of equations by elimination.2x + 36y = -272 9x + 6y = 24
A. (9, -9)
B. (-6, 8)
C. (-8, 8)
D. (8, -8)
Answer: D
Mathematics
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Give all possible rational zeros for the polynomial.f(x) = 3x3 + 31x2 + 31x + 27
A. ±1, ±3, ±6, ±9, ±27
B. ±1, ± 
, ± 
, ± 
, ±3
C. ±1, ±3, ±9, ±27
D. ±1, ± 
, ±3, ±9, ±27
Mathematics
Points A and B have symmetry with respect to the x-axis. If A = (4.5,-6.3), findthe coordinates of point B.
A. (4.5,6.3) B. (-4.5,6.3) C. (-4.5,6.3) D. None of These
Mathematics
Solve the inequality 
. Round your answer to two decimal places.
?
?
A. ?
and
B. 
and 
C. ?
D. ?
Mathematics
Solve the problem.The growth in the mouse population at a certain county dump can be modeled by the exponential function 
where t is the number of months since the population was first recorded. Estimate the population after 28 months.
A. 568 B. 400 C. 576 D. 284
Mathematics