Write an equation in which the quadratic expression 2x^2-2x-12 equals 0
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Answer:
<em>The app's estimate was 38.4 minutes.</em>
Step-by-step explanation:
Suppose, the app's estimated time was minutes.
Given that, it took 48 minutes to drive downtown. So, <u>the error in estimated time by the app</u> minutes.
It is also given that the error was 20%. So, <u>the amount of error</u> minutes.
Thus, the equation will be......
So, the app's estimate was 38.4 minutes.