X2 + x - 42 = x2 + -7% - 6x -42
Next, use double grouping to factor the four terms.
= x(...
Mathematics, 03.04.2020 02:18 jialala
X2 + x - 42 = x2 + -7% - 6x -42
Next, use double grouping to factor the four terms.
= x( N- 4(x + 7)
To verify,
the factors.
Answers: 3
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