求翻译：关于数学：整理方程，公式，不是整理出来就可以，主要是熟知如何使用他们，熟悉函数图像，能准确的画出图像，并灵活运用图像，有时不会计算画个图就能知道答案。是什么意思？

Mathematics: finishing equations, formulas, not finishing can be, is mainly used to know how to use them, familiar with the function images, accurately drawn image, and flexible use of the image, sometimes not calculated draw a map to know the answer.