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If 0 < x < 2, which of the following must be greatest?
x + 2
Option D is the correct answer.
Plugging In for MUST-BE type Questions:
x = 1
A. x = 1
B. x^2 = 1^2 = 1
C. 2x = 2(1) = 2
D. x + 2 = 1 + 2 = 3 So this is the greatest. So eliminate all other answer choices.
E. 2^x = 2^1 = 2