Hans N. answered • 10/04/14
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MIT - Former Instructor and Current Grad Student
(3x+8)(3x−8)
=(3x+8)(3x+−8)
=(3x)(3x)+(3x)(−8)+(8)(3x)+(8)(−8)
=9x^2−24x+24x−64
=9x^2−64
Gina S.
asked • 10/04/14what is the product of (3x + 8)(3x - 8).
what is the product of (3x + 8)(3x - 8).
8x6
8x5
4x2 - 14x3
4x2 + 4x3
8x5
4x2 - 14x3
4x2 + 4x3
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1 Expert Answer
=(3x+8)(3x+−8)
=(3x)(3x)+(3x)(−8)+(8)(3x)+(8)(−8)
=9x^2−24x+24x−64
=9x^2−64
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