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On dividing polynomial 2x³+ax²+3x-5 by x-1 , the remainder is 7.Find the value of a. |
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Answer» Here is your SOLUTION, x-1 = 0 x = 1 p(x) = 2x³ + ax² + 3x - 5 p(1) = 2×(1)³ + a×(1)² + 3×1 - 5 = 2×1 + a + 3 - 5 = 2+a+3-5 = 0 + a =7 a = 7-0 a = 7 So, the value of a is 7 Hope it helped.................. If it helped then PLEASE mark my answer as brainliest. PLZ plz |
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