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OpenStudy (anonymous):
When the quadratic equation y = (x − 4)(2x + 5) is written in standard form, what is the value of the coefficient "b"?
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OpenStudy (anonymous):
Use the "foil method" to convert the "(x-4)(2x+5) into a trinomial. The value of "b" is the coeficient of the term that x to the power of 1.
OpenStudy (anonymous):
what?
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