Math Problem Statement

17. (15) 已知函数f(x)=sin2x+sinx+cos2x.17\text{. (}15分)\text{ 已知函数}f\left(x\right)=\sin^2x+\sin x+\cos^2x\text{.} (1)(6)求函数f(x)的对称中心.\text{(}1)\left(6分\right)求函数f\left(x\right)的对称中心\text{.} (2)(9)若函数f(x)在区间[0, nπ2]上恰好有2024个零点, 求实数n的取值范围.\left(2\right)\left(9分\right)\,若函数f\left(x\right)在区间\left\lbrack0,\text{ }\frac{n\pi}{2}\right\rbrack上恰好有2024个零点\text{, 求实数}n的取值范围\text{.}

Solution

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Math Problem Analysis

Mathematical Concepts

Trigonometry
Symmetry
Zero points of functions

Formulas

Pythagorean identity: $\sin^2 x + \cos^2 x = 1$

Theorems

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Suitable Grade Level

High School