Q38 Prep 3 Algebra Question Bank

a) If \( n(X) = \frac{X - 2}{X + 5} \), then the domain of \( n^{-1} \) is ......

(a) \(\mathbb{R}\)

(b) \(\mathbb{R} - \{2\}\)

(c) \(\mathbb{R} - \{-5\}\)

(d) \(\mathbb{R} - \{2, -5\}\)

MR/Nasef.N

b) If \( n(X) = \frac{1}{(X - 2)^2} \), then the domain of \( n^{-1} \) is ......

(a) \(\mathbb{R} - \{1, 2\}\)

(b) \(\mathbb{R}\)

(c) \(\mathbb{R} - \{2\}\)

(d) \(\{2\}\)