Question

What are the domain and range of the function Rx) = 2x+1?

Answer 1

Find the domain by finding where the equation is defined. The range is the set of values that correspond with the domain.

Domain: (-∞,0)∪(0,∞),x≠0

Range: (-∞,2)∪(2,∞),R≠2

Explanation:

Answer 2

D = {xer}
R = {yer}
X and Y are both the element of a real number