Need !

if f(x)=0.5(2-x), what is the value of f(-2)

a.0

b.0.5

c.2

d.4.5

x = -2

so 0.5 x (2-(-2)) = 0.5 x 4 = 2

answer: hence, function will be

explanation:

since we have given that

cost of a new textbook = $85

according to question, the resale value of a textbook decreases by 25% with each previous owner,

so, our function becomes,

here, y is the total value of the text book after x owners.

hence, function will be