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Brackets: Expanding double brackets 1
Silent Teacher Intelligent Practice Narration Your Turn π₯β7 π₯β3 = π₯β3 π₯β7 = π₯+7 π₯β3 = Example For more videos visit mrbartonmaths.com/videos
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Worked Example Your Turn (π₯+8) π₯β4 = (π₯β8)(π₯+4)= @mrbartonmaths
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π₯+7 π₯+3 = π₯+6 π₯+3 = π₯+3 π₯+7 = π₯+3 π₯+6 = π₯β7 π₯β3 = π₯β6 π₯β3 = π₯β3 π₯β7 =
π₯+7 π₯+3 = π₯+3 π₯+7 = π₯β7 π₯β3 = π₯β3 π₯β7 = π₯+7 π₯β3 = π₯β3 π₯+7 = π₯β7 π₯+3 = π₯+3 π₯β7 = π₯+6 π₯+3 = π₯+3 π₯+6 = π₯β6 π₯β3 = π₯β3 π₯β6 = π₯+6 π₯β3 = π₯β3 π₯+6 = π₯β6 π₯+3 = π₯+3 π₯β6 = @mrbartonmaths
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π₯+7 π₯+3 = π₯ 2 +10π₯+21 π₯+3 π₯+7 = π₯ 2 +10π₯+21 π₯β7 π₯β3 = π₯ 2 β10π₯+21
π₯+7 π₯+3 = π₯ 2 +10π₯+21 π₯+3 π₯+7 = π₯ 2 +10π₯+21 π₯β7 π₯β3 = π₯ 2 β10π₯+21 π₯β3 π₯β7 = π₯ 2 β10π₯+21 π₯+7 π₯β3 = π₯ 2 +4π₯β21 π₯β3 π₯+7 = π₯ 2 +4π₯β21 π₯β7 π₯+3 = π₯ 2 β4π₯β21 π₯+3 π₯β7 = π₯ 2 β4π₯β21 π₯+6 π₯+3 = π₯ 2 +9π₯+18 π₯+3 π₯+6 = π₯ 2 +9π₯+18 π₯β6 π₯β3 = π₯ 2 β9π₯+18 π₯β3 π₯β6 = π₯ 2 β9π₯+18 π₯+6 π₯β3 = π₯ 2 +3π₯β18 π₯β3 π₯+6 = π₯ 2 +3π₯β18 π₯β6 π₯+3 = π₯ 2 β3π₯β18 π₯+3 π₯β6 = π₯ 2 β3π₯β18 @mrbartonmaths
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