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Lesson 1 – Rate of Change and Differentiation Rules — Lesson quiz

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1.
If y = (2x + 1) * (3x - 4), then dy/dx evaluated at x = 1 equals:
12
7
-5
1
2.
Using the Quotient Rule, the derivative of y = (x + 3) / (x - 2) for x != 2 is:
-5 / (x - 2)2
(2x + 1) / (x - 2)2
1 / (x - 2)2
5 / (x - 2)2
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