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M WileyPLUS C HELP PLEASE chegg.co C Secure I h edugen wileyplus.co m/edugen/student/ Home Read, Study & Practice LAssignment Gradebook ORION Assignment Open Assignment Chapter 4, Section 4.2, Question 033 lx ncomect. Find all the real zeros of the polynomial function and state their multiplicities. List the zeros in increasing order: is a zero of multiplicity is a zero of multiplicity iiwwwwwwwwwwwwwwwwwwwwwwwwwwwwwE is a zero of multiplicity Click if you would like to Show Work for this question Open Show Work License Agreement L Privacy Policy LS 2000-2017 John Wiley Sons Ine. All Rights Reserved. A Division of John Wiley S Sons Ine. javascript void(0) Ask me anything MESSAGE MYINSTRUCTOR FULL SCREEN PRINTER VERSION BACK NEXT Question Attempts: Unlimited SAVE FOR LATER SUBMTT ANSwER Version 4.22.1.2 11:19 AM 3/3/2017

Solution

f(x) = 21x³+21 x²-10x =0 to find the zeros

= x( 21x²+29x -10 )=0

=> either x=0 , or 21x²+29x -10 =0   

solving the quadratic eqn 21x²+ 35x - 6x -10 =0

: 7x( 3x +5 ) - 2( 3x+5 ) =0

: (7x-2) (3x+5)=0 => x= 2/7 and -5/3

the zeros are 0 , 2/7 , - 5/3 allhave multiplicity 1