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1. |
Let f(x) = 5 – |x – 2 | and g(x) = |x + 1|, x ∈ R. If f(x) attains maximum value at α and g(x) attains minimum at β, then \(\mathop {{\rm{lim}}}\limits_{x \to - \alpha \beta } \frac{{\left( {x - 1} \right)\left( {{x^2} - 5x + 6} \right)}}{{{x^2} - 6x + 8}}\) is equal to: |
A. | 1/2 |
B. | -3/2 |
C. | -1/2 |
D. | 3/2 |
Answer» B. -3/2 | |