Question

find the remainder when 3x^3+-4x^2+7x-5 is dividedby (x+3)​

Answer 1

Answer:

By remainder theorem putting x=-3

=3*(-3)^3-4*(-3)^2 +7*(-3)+5

=3*(-27)-4*9-7*3+5

=-81-36-21+5

= -127