McGraw Hill Integrated II, 2012
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McGraw Hill Integrated II, 2012 View details
1. Graphing Quadratic Functions
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Exercise 87 Page 103

2x^2+17x-9

Practice makes perfect

We want to simplify the expression by multiplying the binomials. To do so, we will apply the Distributive Property.

(2x-1)(x+9)
2x(x+9)-1(x+9)
2x^2 + 18x -1(x+9)
2x^2 + 18x - x - 9
2x^2 + 17x - 9