We solve (x + 3)2 + 7(x + 3) - 18 = 0 by letting u = ____________. We then rewrite the
Chapter 8, Problem 3(choose chapter or problem)
We solve (x + 3)2 + 7(x + 3) - 18 = 0 by letting u = ____________. We then rewrite the equation in terms of u as ______________.
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