Which of the Following Properties Are True of the Graph $\mathrm { e } ^ { 2 x }$

question 84

Multiple Choice

Which of the following properties are true of the graph of y = 10 $\mathrm { e } ^ { 2 x }$ ?
(I) It is concave up.
(II) The y-intercept is (0, 2) .
(III) It has a minimum at x = 0.
(IV) y is positive for x ≥ 0 and negative for x < 0.

• A) I only
• B) I and III
• C) I and II
• D) III and IV

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