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Pls answer it fast............i will mark it as brainliestIf 49x²-b²=(7x+1/2)(7x-1/2) find the value of b |
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Answer» HIII friend_____✌️✌️✌️✌️ 49x^2 - B^2 = 49x^2 - 1/4 use this PROPERTY _____ (a+b)(a-b) = a^2 - b^2 then b^2 = 1/4 b = 1/2 & b = -1/2 |
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