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Quiz 8_Score90-1

# Quiz 8_Score90-1 - PRINTABLE VERSION Quiz 8 You scored 90...

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PRINTABLE VERSION Quiz - 8 You scored 90 out of 100 Question 1 Your answer is CORRECT. Describe the concavity of the graph of f and find the points of inflection (if any). a) concave up on (- , ); no points of inflection b) concave up on (- ,0); concave down on (0, ); pt of inflection (0, -2). c) concave down on (- ,0); concave up on (0, ); pt of inflection (0, -2). d) concave down on (- , ); no points of inflection e) concave down on (- , ); concave up on ( , ); pt of inflection ( , 0). Question 2 Your answer is CORRECT. Describe the concavity of the graph of f and find the points of inflection (if any). pts of inflection ( , ) and ( , ).

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pts of inflection ( , ) and ( , ). ). Question 3 Your answer is CORRECT. Describe the concavity of the graph of f and find the points of inflection (if any). a) concave up on (- ,0); concave down on (0, ); pt of inflection (0, 0). b) concave down on (- , - ) and (0, ); concave up on (- , 0) and ( , ); pt of inflection (0, 0). c) concave up on (- , ); concave down on (- , - ) and ( , ); pts of inflection (- , 0) and ( , 0). d) concave down on (- , ); no points of inflection e) concave down on (- , ); concave up on ( , ); pt of inflection ( , 0).
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