Question

what number must be subtracted from 7x^3-5x^2-3x-1 so that x-1 is one of its factors


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Answer 1

Step-by-step explanation:

x-1)7x³-5x²-3x-1(7x²+2x-1

7x³-7x²

-------------

2x²-3x-1

2x²-2x

--------------

-x-1

-x+1

---------

-2

so we have to subtract -2 to make it divisible by x-1

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Answer 2

Answer:

-2..........………………jvhfhfhf