Answers

aからbまでのf(x)の平均変化率は、
f(b)−f(a) / b−a = (b^2 +1)−(a^2 +1) / b−a
= a+b
また、x=cにおける微分係数は、
f'(c) = (c^2 +1)' = 2c

これらが等しいので、a+b = 2c
よって、c = a+b /2 となります。

Post A Comment
Were you able to resolve your confusion?

Users viewing this question
are also looking at these questions 😉