EM-187

Expansion and algebraic identities

E Math · Secondary 3 · Easy · Expansion and algebraic identities

Expand and simplify

(3x + 2y)^2

.

$9x^2 + 12xy + 4y^2$
$9x^2 + 4y^2$
$3x^2 + 4xy + 2y^2$
$9x^2 + 6xy + 4y^2$

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