If \(3x-1=11\), what is the value of \(x^{2}+x\) ?

Explanation

3x - 1 = 11 3x = 11 + 1 = 12 \(x=\frac{12}{4}\) \(x^{2}+x=4^{2}+4=16+4=20\)

What are the factors of \(x^{2}-x-12\)?

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