[Steps Shown] Consider now f(x) = for x [, and define A(x) by the procedure above with a = 1. In other words, A(x) is the area under the graph of f(t) =
Question: Consider now
f(x) =
for x
[,
and define A(x) by the procedure above with a = 1. In other words, A(x) is the area under the graph of f(t) =
for 1
t
x. Use
Part d
, along with
Corollary A
from
Problem 1
to Argue that A (x) is strictly increasing over the interval [1, +
[.
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