If f: R → R is defined by f(x) = ⌊x - 3⌋ + ⌊x - 4⌋ for x ∈ R, then limx → 3^- f(x) ​​​​​​​is equal to … (a) -2 (b) -1 (c) 0 (d) 1

Question

If f: R → R is defined by f(x) = ⌊x - 3⌋ + ⌊x - 4⌋ for x ∈ R, then \(\lim\limits_{x \to 3^-} f(x)\) is equal to …

(a) -2 

(b) -1 

(c) 0 

(d) 1

Answer 1

Answer is (c) 0 

= - 1 + 1

= 0