ijhardin45ou8mlm ijhardin45ou8mlm

07-08-2017
Mathematics

contestada

solve
18x^2 -3x -10

What is the smallest solution

Respuesta :

kphung76127 kphung76127

07-08-2017

Slip and slide method
x^2-3x-180
(x-15)(x+12)
(6x-5)(3x+2)
Using ZPP
6x-5=0
6x=5
x=5/6 <=== one of the roots
3x+2=0
3x=-2
x=-2/3 <==== another root
Final answer: -2/3

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