# Summary Exercises

### Example 1

Factor 9*x*^{2}y^{2} - 24*xy*^{2} + 16y^{2} completely or state that it is prime. If you are able to factor the polynomial, what technique(s) or method(s) did you use?

### Example 2

Factor 25*x*^{8} - 49*x*^{2} completely or state that it is prime. If you are able to factor the polynomial, what technique(s) or method(s) did you use?

### Example 3

Factor *x*^{2} + 4 completely or state that it is prime. If you are able to factor the polynomial, what technique(s) or method(s) did you use?

### Example 4

Factor 7*x*^{2} - 20*x* - 3 completely or state that it is prime. If you are able to factor the polynomial, what technique(s) or method(s) did you use?

### Example 5

Factor 5*x*^{2} - 35*x* completely or state that it is prime. If you are able to factor the polynomial, what technique(s) or method(s) did you use?

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