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Khan Academy (English - US curriculum)
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Khan Academy (English - US curriculum)
Math by grade
High school
Algebra 1
Quadratics: Multiplying & factoring
Special products of binomials
Special products of binomials
Special products of the form (x+a)(x-a)
Squaring binomials of the form (x+a)²
Multiply difference of squares
Multiply perfect squares of binomials
Special products of the form (ax+b)(ax-b)
Squaring binomials of the form (ax+b)²
