A. isn't correct because functions are by their definition different.
B is true. Domain of both is x>0 and range is 1/2 as large. because of 1/2 factor in first function
C is true . because of -2 it is shifted to the right by 2 and it is shrunk vertically by 1/2
D isn't true because ranges are not the same.
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2/5 of the cake are left. Tiffany ate 1/5 and Omer ate 2x the amount, which is 2/5.
Answer:
d
Step-by-step explanation: