a^{2}-2a-13a^{2}+5a+5 | a^{4} + ..... - 12a^{2} + 5a + 17 a^{4} + 2a^{3} + 5a^{2} -2a^{3 }- 17a^{2 }+ 5a -2a^{3} - 4a^{2} - 10 -13a^{2} + 15a + 17 -13a^{2} - 26a - 65 41a + 82 Therefore the degree of the remainder is less than the divisor. Quotient = a^{2} - 2a -13Remainder = 41a + 82