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In the equation 4x2-5x=21, what is the value of b? 4 -5 -21
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In the equation 4x2-5x=21, what is the value of b? 4 -5 -21

User Margus
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4x^2-5x-21 is of the form ax^2+bx+c, a quadratic equation.

so b in this case is -5
User Aqeel
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