6-3 Trinomial Squares

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6-3 Trinomial Squares

• 9P10 Solve quadratic equations by factoring

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The rule for trinomial squares wasSquare
-Double-Square

• Example (7x -3)2

To Factor - work backward Make sure middle is
double!!
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Example 1 Factor
Check 182 for middle
ac 64 b -16


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Example 2Factor
Check 232 12
ac 36 b 12


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Example 3 Factor
Dont forget GCF!!!!
Check 43224 So No!!!
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Example 4 Factor
ac -49 b -14


Not Factorable!!
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Assignment

• 6-3/271-272/2-38eoe, 40-50e,65-71

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