What is the lower sum for f(x)= 18 - x² on [1, 2] using four subintervals? Round to the nearest hundredth if necessar Provide your answer below:

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A: The Power Rule:The Chain Rule:And Use the common derivative.

Q: Qno2 C. D. E. X √√√36 S= 36x² 1 √49x² [x√16 - 4x² dx xz dx dx

A: Answering as per request.rule: question

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