Solve, finding all solutions in [0°, 360°).sin2? - sin ? - 12 = 0
A. 45°, 135°
B. No solution
C. 45°, 315°
D. 45°
Answer: B
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Determine if the function is even, odd, or neither.g(x) = 
A. Even B. Odd C. Neither
Graph the one-to-one function as a solid curve and its inverse as a dashed curve on the same axes.y = 
A. 
B. 
C. 
D. 
Solve the problem.The data below represent the average monthly cost of natural gas in an Oregon home. 
Above is the graph of 45.05 sin x superimposed over a scatter diagram of the data. Find the sinusoidal function of the form 
which best fits the data.
A. y = 45.05 sin 
+ 66.25
B. y = 45.05 sin 
+ 66.25
C. y = 45.05 sin 
+ 21.20
D. y = 45.05 sin 
+ 21.20
Solve the problem.Strontium 90 decays at a constant rate of 2.44% per year. Therefore, the equation for the amount P of strontium 90 after t years is P = P0 e-0.0244t. How long will it take for 15 grams of strontium to decay to 5 grams? Round answer to 2 decimal places.
A. 450.25 years B. 40.50 years C. 45.03 years. D. 4.50 years