We want to solve the equation 522 5x? – 32x – 21 = 0 - %3D First, factor 5x² – 32x – 21: - By the zero product property we know: O OR And therefore we know that: OR = •Do not use decimal approximations in your answer. Use fractions instead.

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A: By using Division algorithm we can solve the problem

Q: thank you! but can you explain why you are multiplying both sides by 2 in the second equation?

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A: Long division is a basic process for polynomial division as primary standard division of numbers