1) The value of k for which x-1 is a factor of 4x3+3x2-4x+k?how to solve it by remainder theorem
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p (x) = 4x³ + 3x² - 4x +k = 0
p (x) = 4( 1)³+ 3 ( 1)² - 4 (1) + k = 0
P (x) = 4 + 3 - 4 + k = 0
p (x) = 3 + k = 0
∴ k = -3
p (x) = 4( 1)³+ 3 ( 1)² - 4 (1) + k = 0
P (x) = 4 + 3 - 4 + k = 0
p (x) = 3 + k = 0
∴ k = -3
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