Expressions
n°
Expressions n°
Ex. (x+2y)²
(2x+y)(xy)-(x + y)²
16a²-4b2
(2x-1)(3-x)
a(2x+3)-5a
2a (a+b)(3b-a)
4-5 (36-1)2
-b² + (a - b)²
(x + 3y)³
a²+b²+c²
(2a+3b)²
9x2-(2x+5)2
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30
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