Time remaining:
if zero of the polynomial x-13x 40 is 5 which is the other zero

Art & Design
Tutor: None Selected Time limit: 1 Day

it is x the power 2

Oct 10th, 2014

x^2-13x+40=0

x^2-8x-5x+40=0

x(x-8)-5(x-8)=0

(x-8)(x-5)=0

x-8=0, x-5=0

x=8, x= 5

Oct 10th, 2014

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