(b) Expand and simplify (x + 5)(x - 7)
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Step 1
This gives us: \(x * x - x * 7\) Then, we distribute the 5 in the first parenthesis to the terms in the second parenthesis. This gives us: \(5 * x - 5 * 7\) Now, we combine these results to get: \(x^2 - 7x + 5x - 35\) Show more…
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