Interactive practice questions
Factorise: $x^2+8x+16$x2+8x+16
Easy
< 1min
Factorise: $x^2+16x+64$x2+16x+64
Easy
< 1min
Factorise: $x^2-4x+4$x2−4x+4
Easy
< 1min
Factorise: $x^2-20x+100$x2−20x+100
Easy
< 1min
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