Algebra II

Hong Kong

Stage 1 - Stage 3

Expand the following and simplify: $3u\left(3u-3v\right)$3`u`(3`u`−3`v`)

Easy

< 1min

Expand the following: $\left(4x+0.9\right)^2$(4`x`+0.9)2

Easy

2min

Expand the following:

$\frac{1}{m}\left(tm^3+5m\right)$1`m`(`t``m`3+5`m`)

Easy

1min

Expand the following: $\left(y+\frac{1}{y}\right)^2$(`y`+1`y`)2

Easy

2min

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