i know the domain is (-3 , infinity)
y = ln(x+3)
i thought it was [-4, infinity) but i checked on a calculator and it goes passed -4. And i cannot use a calculator
The range of a function is the set of numbers the function can achieve. The natural log has a range . However, its domain is . The domain is the set of numbers for which the function is defined. Natural log can take numbers from . So we just need to check when .