Peter R. answered • 10/31/22
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Adjunct Lecturer - Math Department - Borough of Manhattan C.C.
4x2 = 13
(2x - 3)(2x + 3) = 4x2 - 9 (used FOIL method)
If 4x2 = 13, then you have 13 - 9 = 4.
Mel V.
asked • 10/31/22If 4x^2=13, then what is the value of (2x-3)(2x+3)
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