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Home > A2C > Chapter 9 > Lesson 9.3.1 > Problem 9-125

9-125.

Now divide x3 − 9x2 + 19x + 5 by the factor that you chose in the preceding problem. If it is a factor, use it and the resulting factor to find all the zeros of the polynomial. If it is not a factor, reconsider your answer to the preceding problem and try a different factor. Homework Help ✎

Divide x3 − 9x2 + 19x + 5 by x − 5.

Use a multiplication rectangle to help you set it up.

(x − 5)(x2 − 4x − 1)

Now find all factors and solutions.