# Recognizing Products Exercises

### Example 1

Factor 16*x*^{2} – 25.

### Example 2

Factor *x*^{2}*y*^{2} – *x*^{2}.

### Example 3

Factor 5*y*^{6} – 5*x*^{4}.

### Example 4

Factor 9*x*^{4} + 24*x*^{2} + 16 if possible.

### Example 5

Factor 25*x*^{2} – 30*x* + 9 if possible.

### Example 6

Factor 3*x*^{2} – 12*xy* + 12*y*^{2} if possible.

### Example 7

Factor 4*x*^{6} + 24*x*^{3} + 36 if possible.

### Example 8

Factor *x*^{4} + 7*x*^{2} + 49 if possible.

### Example 9

Factor 9*x*^{2} – 8*x* + 16 if possible.

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