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F irst term O uter I nner L asr term e.g. (2x+3)(1x-9) First multiply the 2 and 3 = 6x^2 Outer , multiply numbers 2x and -9= -18x Inner, multiply numbers 3 and 1x= 3x Last, multiply the numbers 3 and -9= -27 So the final answer would be 6x^2 - 15x - 27
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