Math, asked by lucifer5, 1 year ago

3x^2-x-4 how to split the middle term

Answers

Answered by ARoy

181

3x²-x-4
=3x²-4x+3x-4
=x(3x-4)+1(3x-4)
=(3x-4)(x+1)

Answered by Mathexpert

71

3x²-x-4
3x² + 3x - 4x - 4
3x(x+1) - 4(x+1)
(x+1)(3x-4)

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