因式

yīnshì

noun

Meanings

1 (mathematics) factor
2 divisor of an algebraic expression

Characters

expression, formula

Examples

HSK 1

(x+1) 是 x²-1 的一个因式。

( x Jiā 1) shì x píngfāng jiǎn 1 de yīgè yīnshì.

(x+1) is a factor of x²−1.

HSK 5

把多项式分解成几个因式。

Bǎ duōxiàngshì fēnjiě chéng jǐ gè yīnshì.

Decompose the polynomial into several factors.

Tips

usage

Standard middle-school algebra term. The verb is 因式分解 (yīnshì fēnjiě, 'factorization'); 公因式 (gōngyīnshì) = 'common factor'. Distinguish from 因数 (yīnshù), which is a factor of a number, not an algebraic expression.

Stroke Order

因 yīn

式 shì