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What knowledge does high school mathematics use in the combination of numbers and shapes?
The combination of numbers and shapes is one of the four important basic thinking methods in middle school mathematics, which is applied to solving the problem of (1) set and the corresponding relationship between real numbers and points on the number axis. (2) correspondence between function and image; (3) The correspondence between curve and equation; (4) The given equation or algebraic structure has obvious geometric significance; (5) Concepts based on geometric elements and geometric conditions. And other fields.