The answer to this is the first one (V-shaped graph)
Answer:
Exact Form:65/14
Mixed number Form:4 9/14
Step-by-step explanation:

<h2>
Explanation:</h2>
in this problem we have the following expression:

So here:

Let's convert them as improper fractions:

Rewriting our expression:

<h2>Learn more:</h2>
Simplify: brainly.com/question/10644722
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If it is right triangle use pythagorean