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Repeat Exercise under the assumption a < 0.ExerciseUse the

Chapter 5, Problem 39E

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QUESTION:

Problem 39E

Repeat Exercise under the assumption a < 0.

Exercise

Use the techniques of this chapter to find the vertex and intervals where f is increasing and decreasing, given

f(x) = ax2+ bx + c,

where we assume a > 0. Verify that this agrees with what we found in Chapter 10.

Questions & Answers

QUESTION:

Problem 39E

Repeat Exercise under the assumption a < 0.

Exercise

Use the techniques of this chapter to find the vertex and intervals where f is increasing and decreasing, given

f(x) = ax2+ bx + c,

where we assume a > 0. Verify that this agrees with what we found in Chapter 10.

ANSWER:

Solution

Step 1 of 3

In this problem, we have to find the vertex and the interval where the function is increasing or decreasing.

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