EM-195

Expansion and algebraic identities

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

Simplify

(2x - 3)^2 - 4(2x - 3)

.

$4x^2 - 20x + 21$
$4x^2 - 4x - 3$
$4x^2 - 12x + 9$
$4x^2 - 8x + 12$

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