Solve
for y.
A.
B.
C.
D.
Answer: D
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Evaluate the improper integral.
A.
B.
C.
D.
Solve the problem.The concentration of a certain drug in the bloodstream x hr after being administered is approximately Use the differential to approximate the change in concentration as x changes from 1 to 1.47.
A. 0.64 B. 0.2 C. 0.3 D. 0.29
Solve the problem.Alan's yard is rectangular and measures 19.9 meters by 9.2 meters. Maria's yard is rectangular and measures 42.7 meters by 30.6 meters. How much greater is the area of Maria's yard than the area of Alan's yard?
A. 1489.70 m2 B. 11,235.4 m2 C. 44.2 m2 D. 1123.54 m2
Combine and simplify, if possible.-5 - 3y
A. (-5x2 - 5y2) or -5
(x2 - y2)
B. (-45x2 - 45y2) or -45
(x2 - y2)
C. (-15x2 - 15y2) or -15
(x2 - y2)
D. (-15x2 - 15y2) or -15
(x2 - y2)