Question

Given f(x)=2x+1, find the range value if the domain value is 1.75. *

Answer 1

4.5

Explanation:

Domain means that value of x and range means the value of f(x) so

`f(x)=2x+1 \\f(1.75)=2(1.75)+1\\f(1.75)=4.5`

so the range value is 4.5