Simplify. Assume that no denominator is zero.
A. t7
B. t
C. t8
D. 
Answer: A
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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find a if B = 44° and b = 13 in.
Fill in the blank(s) with the appropriate word(s).
Solve by any method.35m2 + 84m + 46 = 0
A. 
B. 
C. 
D. 
Solve the problem.A nuclear scientist has a sample of 
of a radioactive material which has a half-life in hours. She monitors the amount of radioactive material over a period of a day and obtains the following data. Use a graphing utility to fit an exponential function to the data. Predict the amount of material remaining at 40 hours.
.
A. y = 86e-0.071x, 5.0 mg B. y = 100e-0.077x, 6.7 mg C. y = 100e-0.077x, 4.6 mg D. y = 92e-0.0686x, 5.9 mg
Solve.Roy weighs 203 pounds. How much does he weigh in kilograms? Round your answer to the nearest hundredth if necessary.
A. 125.86 kg B. 446.6 kg C. 326.83 kg D. 92.16 kg