Question

option option
a) 3
b) 4
c) 5
d) 2
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Answer 1

Answer:

4 is the answer of the problem

Answer 2

$f(x) = {16}^{x} - log2(x) \\ f( \frac{1}{4} ) = {16}^{ \frac{1}{4} } - log2( \frac{1}{4} ) \\ = 2 - ( - log2(4)) \\ = 2 + 2 \\ = 4$

b) 4