In Exercises 19 − 22 , combine the integrals into one integral, then evaluate the integral. 2 ∫ 1 2 ( 3 x + 1 2 x 2 − x 3 ) d x + 3 ∫ 1 2 ( x 2 − 2 x + 7 ) d x
In Exercises 19 − 22 , combine the integrals into one integral, then evaluate the integral. 2 ∫ 1 2 ( 3 x + 1 2 x 2 − x 3 ) d x + 3 ∫ 1 2 ( x 2 − 2 x + 7 ) d x
Solution Summary: The author explains how to calculate the value of the integral 2displaystyle int.
A 20 foot ladder rests on level ground; its head (top) is against a vertical wall. The bottom of the ladder begins by being 12 feet from the wall but begins moving away at the rate of 0.1 feet per second. At what rate is the top of the ladder slipping down the wall? You may use a calculator.
Explain the focus and reasons for establishment of 12.4.1(root test) and 12.4.2(ratio test)
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