OpenStudy (anonymous):

The Polynomial P(s)=4s^5+s^3+7s^2+3 is a -What degree and -What roots?

6 years ago
myininaya (myininaya):

degree is 4 let see if has any rational zeros lets try -3 -3| 4 0 1 7 0 3 | -12 36 -111 ______________________ 4 -12 37 -104 blah blah -3 is not a solution how about -4/3 -4/3| 4 0 1 7 0 3 | -3 4 -20/3 -3 4 _______________________________ 4 -3 5 1/3 -3 | 7 do you know newton's method? i don't know how else to find roots

6 years ago
myininaya (myininaya):

there are no ration zeros

6 years ago
myininaya (myininaya):

rational*

6 years ago