Perform the indicated operation.Add.7a5 - 8a3
A. 7a8
B. 9a5 - 2a3
C. 7a16
D. 9a10 - 2a6
Answer: B
Mathematics
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Convert the angle to decimal degrees and round to the nearest hundredth of a degree.268°50'1"
A. 268.83° B. 268.89° C. 268.84° D. 268.79°
Mathematics
Solve and check.5.5 = x - 2.7
A. x = 14.85 B. x = 2.8 C. x = 8.2 D. x = -8.2
Mathematics
Solve the problem.A population of birds in a small county can be modeled by the polynomial 
where x = 1 corresponds to July 1, x = 2 to July 2, and so on. On what day does f estimate the population to be 8550?
A. July 13th B. July 11th C. July 12th D. July 14th
Mathematics
Perform the operations indicated.(-4)(-3)(-1)(9)
A. 8 B. -108 C. 21 D. 108
Mathematics