Solution
$$2x^2 - 5x - 12 = 2x^2-8x+3x-12$$
$$=2x\left(x-4\right)+3\left(x-4\right)$$
$$=\left(x-4\right)\left(2x+3\right)$$
$$\therefore\ $$The factors of the expression $$2x^2 - 5x - 12$$ are $$(x — 4)$$ and $$(2x + 3)$$
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