F(x)= 4x^2 + 3x–1. Find the domain of the function ?

Question

I’m having trouble finding that answer to this question . It’s finding the domain to this function and I got stuck on steps

 

Answer 1

Its domain is (-infinity +infinity) this function has nothing to worry about! For problems like this you should check square roots (not be negative) and denominators (not be zero), and things like that. Here you have no issues.