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Find the value of k if x minus 3 is a factor of 4 x cube + 7 x square - 8 x + k |
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Answer» Step-by-step EXPLANATION: x - 3 = 0 x = 3 4x³+ 7x² - 8x + K = 0 4 ( 3 )³ + 7 ( 3 )² - 8 ( 3) + k = 0 4 (27 ) +7 ( 9) - 24 + k = 0 108 + 63 - 24 + k = 0 147 + k = 0 k = - 147 |
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