OpenStudy (diana.xl):

Which polynomial is represented by the factors (x+3)(x-8) ? x^2 - 8x +3 x^2 +5x -5 x^2 -24x +5 x^2 -5x -24

2 years ago
OpenStudy (diana.xl):

@hartnn

2 years ago
hartnn (hartnn):

multiply them out! using distribution property \(\large ☻(☺+♥) = ☻☺+☻♥ \\ \text {this is distributing}\)

2 years ago
hartnn (hartnn):

if you need a shortcut, then just find out what the constant is! +3*-8 = .. ?

2 years ago
OpenStudy (diana.xl):

would it be x^2 -5x -24

2 years ago
hartnn (hartnn):

yes :)

2 years ago
OpenStudy (diana.xl):

thank u!

2 years ago
hartnn (hartnn):

welcome ^_^

2 years ago
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