Factor x3 – 7x2 – 5x + 35 by grouping. What is the resulting expression?

Group the first two terms and the last two terms: x³ − 7x² − 5x + 35 = x²(x − 7) − 5(x − 7). Factor out the shared factor (x − 7) to get (x² − 5)(x − 7), which is choice C.

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