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(p - 2)(p - 2) - (3p - 1)(3p - 1)
[p(p) + p(-2) - 2(p) - 2(-2)] - [3p(3p) + 3p(-1) - 1(3p) - 1(-1)]
[p² - 2p - 2p + 4] - [9p² - 3p - 3p + 1]
[p² - 4p + 4] - [9p² - 6p + 1]
p² - 4p + 4 - 9p² + 6p - 1
(p² - 9p²) + (- 4p + 6p) + (4 - 1)
-8p² + 2p + 3
-8p² + 2p + 3 → 8 x 3
24
1 x 24
2 x 12
3 x 8
4 x 6
-8p² + 2p + 3
-8p² - 4p + 6p + 3
-4p(2p + 1) + 3(2p + 1)
(-4p + 3)(2p + 1)