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Factor this equation 4-49w^2
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Factor this equation 4-49w^2

User Jazzybazz
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4-49w^2=\ \ \ \ | use\ fromula\ (a^2-b^2)=(a-b)(a+b)\\\\ 4-49w^2=(2^2-(7w)^2)=(2-7w)(2+7w)\\\\ after\ factorisation: \ 4-49w^2=(2-7w)(2+7w)
User Habte
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