Math Problem Statement

nを2以上の整数としてfn(x)=∮(0→x)(sinnt-sint)dtとする。関数y=fn(x)の0≦x≦π/2における最大値をMnとおく。これを求めよ。

Solution

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Math Problem Analysis

Mathematical Concepts

Integral Calculus
Trigonometric Functions
Maxima of Functions

Formulas

f_n(x) = ∫(0→x)(sin(nt) - sin(t)) dt
f'_n(x) = sin(nx) + sin(x)
M_n = 1 + 1/n

Theorems

Fundamental Theorem of Calculus
Critical Points for Maxima

Suitable Grade Level

Undergraduate Mathematics or Advanced High School Calculus