Practice problem
The function f(x)=log2−1(2x)f(x) = \log_2^{-1}(2x)f(x)=log2−1(2x) passes through which of the following points?
(0,1)(0, 1)(0,1)
(1,3)(1, 3)(1,3)
(2,4)(2, 4)(2,4)
(2,16)(2, 16)(2,16)
(1.5,8)(1.5, 8)(1.5,8)
Type a concept, like “slope” or “photosynthesis”.