What is the remainder for the division problem below? (synthetic division)

-1 3 -4 2 -1
-3 7 -9
3 -7 9 -10

I figured out they're using -1, but how do they end up with 3 in the second column if in the next step, yhu would have to add 3 and 1?

Question

What is the remainder for the division problem below? (synthetic division)

-1  3  -4   2   -1
          -3   7   -9
      3  -7   9  -10

I figured out they're using -1, but how do they end up with 3 in the second column if in the next step, yhu would have to add 3 and 1?

ria23 · Answer

A.) -1
B.) -10
C.) 3
D.) no remainder

Please explain~

hartnn · Answer

in synthetic division
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hartnn · Answer

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