Factorization

Hong Kong

Stage 1 - Stage 3

Factorise $10x+50$10`x`+50.

Easy

< 1min

Factorise $k^2-81$`k`2−81.

Easy

< 1min

Factorise $3x+xz-39y-13yz$3`x`+`x``z`−39`y`−13`y``z`.

Easy

2min

Factorise $x^2+12x+36$`x`2+12`x`+36.

Easy

< 1min

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