Question

An exponential function is graphed on the attached grid. Which function is *best* represented by the graph?

Accepted Answer

$$ f(x) = 2^{-x} $$

Answer

$$ f(x) = - (\frac{1}{2})^{x} $$

Answer

$$ f(x) = - 2^{x} $$

Answer

$$ f(x) = (\frac{1}{2})^{-x} $$

Question 22 - High School Algebra I Practice Test for the STAAR test