\begin
Discover why 18 million people worldwide trust Overleaf with their work.
vẽ bìa sách
\begin
Discover why 18 million people worldwide trust Overleaf with their work.
\documentclass[a4paper]{book}
\usepackage[utf8]{vietnam}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\usepackage{tikz}
\usetikzlibrary{calc,patterns}
\definecolor{top}{RGB}{13, 37, 20}
\definecolor{bottom}{RGB}{166, 196, 58}
\definecolor{tomaugiaitich}{RGB}{226, 22, 91}
\definecolor{mautim}{RGB}{171, 71, 188}
\begin{document}
\thispagestyle{empty}
\tikz[remember picture, overlay]
\draw [line width=0pt, fill=bottom]
($(current page.north west)+(0,-5cm)$)
--(current page.south west)
-- (current page.south east)
--($(current page.north east)+(0,-5cm)$)-- cycle;
% ============== kẻ dọc
\tikz[remember picture, overlay]
\draw [white!10,line width=8pt]($(current page.north west)+(1,0)$)--($(current page.south west)+(1,0)$);
\tikz[remember picture, overlay]
\draw [white!10,line width=8pt]($(current page.north west)+(1.5,0)$)--($(current page.south west)+(1.5,0)$);
\tikz[remember picture, overlay]
\draw [white!10,line width=8pt]($(current page.north west)+(2,0)$)--($(current page.south west)+(2,0)$);
%==========================
\tikz[remember picture, overlay]
\draw [line width=0pt, fill=top](current page.north west)
--($(current page.north west)+(0,-5cm)$)
--($(current page.north east)+(0,-5cm)$)
-- (current page.north east)-- cycle;
\tikz[remember picture, overlay]
\draw ($(current page.north)+(1,-2.5cm)$) node [white,scale=2]{\bfseries ĐINH NGỌC QUANG (Tổng hợp và biên tập)}
%========== bong do
($(current page.north)+(-1.5,-12.1cm)$) node [black,scale=2,yscale=3,xscale=1.2]{\bfseries\fontfamily{pbk}\fontsize{20pt}{22pt}\selectfont GIẢI TÍCH}
node [right=5.1cm,black,scale=2,yscale=4.3,xscale=2]{\bfseries\fontfamily{pbk}\fontsize{20pt}{22pt}\selectfont 12}
%==============
($(current page.north)+(0.5,-8cm)$) node [white,scale=1.2,yscale=2]{\bfseries\fontfamily{pag}\fontsize{20pt}{22pt}\selectfont TUYỂN TẬP CHUYÊN ĐỀ - MÔN TOÁN}
($(current page.north)+(-1.5,-12cm)$) node [tomaugiaitich,scale=2,yscale=3,xscale=1.2]{\bfseries\fontfamily{pbk}\fontsize{20pt}{22pt}\selectfont GIẢI TÍCH}
node [right=5.1cm,blue,scale=2,yscale=4.3,xscale=2]{\bfseries\fontfamily{pbk}\fontsize{20pt}{22pt}\selectfont 12}
($(current page.north)+(0.5,-16cm)$) node [black]{\bfseries\fontfamily{pag}\fontsize{15pt}{22pt}\selectfont (Bài tập Trắc nghiệm được tuyển chọn}
node [below=0.5cm,black]{\bfseries\fontfamily{pag}\fontsize{15pt}{22pt}\selectfont từ các đề thi thử và đề thi Tốt nghiệp THPT năm 2020)};
\tikz[remember picture, overlay]
\draw ($(current page.south)+(0,1.5cm)$) node [white,scale=1.5]{\bfseries\fontfamily{pag}\selectfont NHÀ XUẤT BẢN BÀ XÃ};
\tikz[remember picture, overlay]
\draw ($(current page.south east)+(-3,1.5cm)$) node [white,scale=0.9]{\includegraphics[scale=0.4]{logotailieu}};
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\tikz[remember picture, overlay]
\draw ($(current page.center)+(4,-7cm)$) node[scale=1.1] {
\begin{tikzpicture}[blue,line join=round, line cap=round,>=stealth,thick]
\tikzset{label style/.style={font=\footnotesize}}
\draw [line width=4pt,rounded corners=5pt, left color=bottom, right color=white,mautim](-2.2,-3.2) rectangle (4.2,3.2);
\draw[->] (-2.1,0)--(4.1,0) node[below left] {$x$};
\draw[->] (0,-3.1)--(0,3.1) node[below left] {$y$};
\draw (0,0) node [below left] {$0$};
\begin{scope}
\clip (-2,-3) rectangle (4,3);
\draw[samples=200,domain=-2:4,smooth,variable=\x] plot (\x,{1*(\x)^2+-2*(\x)+-2});
\draw[samples=200,domain=-2:4,smooth,variable=\x] plot (\x,{-1*(\x)^2+0*(\x)+2});
%=============
\fill[pattern=north east lines]plot[domain=-1:2](\x,{1*(\x)^2+-2*(\x)+-2})--plot[domain=-1:2](\x,{-1*(\x)^2+0*(\x)+2})--cycle;
\end{scope}
\draw [dashed] (-1,0)--(-1,1);
\draw [dashed] (2,0)--(2,-2);
\draw (2,0) node [above] {$ 2 $};
\draw (-1,0) node [below] {$ -1 $};
\end{tikzpicture}
};
\end{document}