𝑥^2 + 20𝑥 − 69
We can further write it as
= 𝑥^2 + 23𝑥 − 3𝑥 − 69
By taking out the common terms
= x (x + 23) – 3 (x + 23)
So we get,
= (x – 3) (x + 23)
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