p (x) =2x + x² - 15 x - 12,g(x) =x+2
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zeroes of GX =-2
px= 2×-2+-2×-2-15×-2-12
=-4+4+30-12
= 28
px= 2×-2+-2×-2-15×-2-12
=-4+4+30-12
= 28
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