If 7x +6 is a factor of kx^2-8x -12 then findk
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Step-by-step explanation:
7x+6=0
7x=-6
x= -6/7
kx²-8x-12=0
k(-6/7)-8(-6/7)-12=0
-6/7k+48/7-12=0
-6/7k+48-12/7=0
-6/7k-36/7=0
-6/7k=36/7
k=36/7×7/-6
k=-6
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Answered by
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Answer:
the value of k is 7 if 7x +6 is a factor of kx^2 - 8x - 12
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