For the function

MATHEMATICS · Multi-part · AP · AP Precalculus · Trigonometric and Polar Functions · Trigonometric and Polar Functions

Problem

For the function

h(x)=\operatorname{sgn}(2x-5)

, find

h(x)

for each of the following values of

x

. (i)

x=2.5

(ii)

x=3