Welcome :: Homework Help and Answers :: Mathskey.com

Recent Visits

    
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers

1,438 comments

774,861 users

25x^3-30x^2+18x-8/5x-4

0 votes

dividing polynomials.

asked Feb 20, 2014 in ALGEBRA 2 by linda Scholar

1 Answer

0 votes

Divisor is 5x-4

Divident is 25x^3-30x^2+18x-8/5x-4 = 25x^3-30x^2+x(18-8/5)-4

25x^3-30x^2+(82/5)x-4

5x-4 ) 25x^3-30x^2+(82/5)x-4 ( 5x^2-2x+42/25

         25x^3-20x^2

        (-)       (+)

       _____________________

                 -10x^2+(82/5)x

                 -10x^2+8x

               (+)        (-) 

              ______________________

                            (42/5)x-4

                            (42/5)x-168/25

                           (-)         (+)    

                          ______________

                                       68/25

Quotient is 5x^2-2x+42/25 and remainder = 68/25.

answered Feb 20, 2014 by ashokavf Scholar

Related questions

asked Nov 11, 2014 in PRECALCULUS by anonymous
...