The polynomial -2x3 - x2 + 13x in the last line is the result of
A. dividing x2 + 3x + 1 by 3x2 and bringing
down 13x.
B. subtracting 3x4 + 9x3 + 3x2 from the
dividend and bringing down 13x.
C. multiplying 3x2 by x2 + 3x + 1.

false

step-by-step explanation:

whenever we assume a point on a plane then according to geometry it will definitely have 2 dimensions and if it assumed in space then it will have 3 dimensions.

-362

step-by-step explanation:

(12)(4)+2(12)-34(12)+2(12)-3

  \/         \/         \/         \/

  48 +   24 -   408 + 24 - 3

      \   /               \   /

          72     -     432 - 3 = -363

a.

step-by-step explanation:

step 1 distribute 2 to every term in the parentheses

step 2 add 10 on both sides of the equal sign

step-by-step explanation: