McGraw Hill Glencoe Algebra 2, 2012
MH
McGraw Hill Glencoe Algebra 2, 2012 View details
8. Quadratic Inequalities
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Exercise 80 Page 288

Be careful of negatives when distributing.

- c+d

Practice makes perfect
We will begin simplifying by distributing the -1 to the terms inside the parentheses.
- 1(c-d)
- c-(- 1)d
- c+d
Since - c and d are not like terms, the expression cannot be simplified further.