\begin{now}
Discover why 18 million people worldwide trust Overleaf with their work.
免费注册Explore all plans
\documentclass{article} \usepackage{amsmath} \title{Aligned mathematics} \author{VK} \date{\today} \begin{document} \maketitle \begin{align} (x+h)^2-x^2 & = x^2+2xh+h^2-x^2 &&\text{(by distributivity)}\nonumber\\ & = 2xh+h^2 &&\text{(by subtraction)}\\ & = h(2x+h) \end{align} \end{document}
您检查过我们的 知识库 了吗？
请求已发送，我们的团队将审核并通过电子邮件回复。
Email:
