Consider the Two-Parameter Family of Curves $y=\alpha x+\frac{b}{x}$ , With $a>0$ And $b>0$

question 60

Multiple Choice

Consider the two-parameter family of curves $y=\alpha x+\frac{b}{x}$ , with $a>0$ and $b>0$ .Is the graph concave up or down at the point x = -2?

• A)Concave down
• B)Concave up
• C)It depends on the values of a and b

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