Add as indicated.8a3 + 3a2

A. 11a3 + 6a2
B. 17a5
C. 11a6 + 6a4
D. 17a10


Answer: A

Mathematics

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A.
 
B.

C.
 
D.

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Solve the problem.A wildlife researcher is monitoring a black bear that has a radio telemetry collar with a transmitting range of 18 miles. The researcher is in a research station with her receiver and tracking the bear's movements. If we put the origin of a coordinate system at the research station, what is the equation of all possible locations of the bear where the transmitter would be at its maximum range?

A. x2 + y2 = 324 B. x2 + y2 = 18 C. x2 + y2 = 36 D. x2 - y2 = 18

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Solve the equation using the quadratic formula.5x2 + x - 5 = 0

A. ?
B.
C.
D.

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Simplify the expression.-7 + 4(-2) - 11

A. -10 B. -33 C. -26 D. -41

Mathematics