Solve the problem.A thermometer reading 11°C is brought into a room with a constant temperature of 30°C. If the thermometer reads 17°C after 4 minutes, what will it read after being in the room for 7 minutes? Assume the cooling follows Newton's Law of Cooling: U = T + (Uo - T)ekt.(Round your answer to two decimal places.)
A. 5.87°C
B. 28.67°C
C. 20.22°C
D. 39.78°C
Answer: C
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Use the graph of the function to find the following: a. the domain and range of the function; b. the intercepts, if any; c. the intervals on which the function is increasing, decreasing, or is constant; d. whether the function is even, odd, or neither.
What will be an ideal response?
Solve the problem.A small business owner made $30,000 the first year he owned his store and made an additional 
over the previous year in each subsequent year. Find how much he made during his fourth year of business. Find his total earnings during the first four years. (Round to the nearest cent, if necessary.)
A. $0.24; $30,612.24 B. $31,836.24; $123,648.24 C. $62,208.00; $223,248.00 D. $51,840.00; $161,040.00
Find all solutions to the equation. Express the solution in degrees.tan x = 1
A. 135° + 180°n B. 45° + 360°n C. 90° + 180°n D. 45° + 180°n
Write the inequality in interval notation.x < 3
A. (3, ?) B. [3, ?) C. (-?, 3) D. (-?, 3]