(x - 2),
he 2nd
so EXERCISE (A)
Factorize
the following
1. x2 – 12x + 20
2. x2 – 19x - 20
3. x2 + x - 132
4. x2 – 24x + 143
5. x2 - 7x – 144
6. 420 + x - x2
7. 30x - 221 – x2
1300
001)
8. x2 - 10xy – 39y2
9. x2 - 2xy – 143y2
10. a4 + 4a2 - 5
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