Question

Jules

1 跟2都看懂了 可以問一下為什麼第三題是這樣嗎？謝謝！

(1 point) Suppose f'(x) is a differentiable decreasing function for all x. In each of the following pairs, which number
is the larger?
For each, enter A or B.
1. Comparing A. f'(8) and B. f'(9):
A
is larger
2. Comparing A. f" (8) and B. O:
B
is larger
3. Comparing A. f(8 + Ax) and B. f(8) + f'(8)Ax: B
is larger
For each, make sure that you can explain why.

Answer 1

✨ 最佳解答 ✨

我就是我

我盡力解釋了，看不懂再問

Jules

用圖解釋就比較好理解了！謝謝！