Solve the problem.During a laboratory experiment, a student found that the melting point of her unknown substance was 86°C. Find the corresponding Fahrenheit temperature. Round to the nearest tenth, if necessary.
A. 65.6°F
B. 186.8°F
C. 212.4°F
D. 30°F
Answer: B
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For the given function, find the indicated function value, if it exists. If the value does not exist, answer "Does not exist".For g(x) = 
, find g(4).
A. 2 B. 5 C. 3 D. 4
Solve and graph.5x - 1 < 4 and x - 2 > -1
A. ?
B. (0, 1)
C. {1}
D. [0, 1]
Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.(-3)-1
A. -3
B. 3
C. 
D. - 
Solve the problem.A lake is stocked with 545 fish of a new variety. The size of the lake, the availability of food, and the number of other fish restrict growth in the lake to a limiting value of 3406. The population of fish in the lake after time t, in months, is given by the function P(t) = 
. After how many months will the population be 2405?
A. 7 mo B. 10 mo C. 12 mo D. 17 mo