Դաս 2

arthur_petrosyan

x²-1=0 x²=1 x=-1

x²=9 x=+-3

x²=121 x=+-11

x²+4=0 լուծում չունի

x*(x-3)=0 x=0 x=3

x*(x+17)=0 x=0 x=-17

ա) x²-1=0 x²=1 բ) x=+-1 գ) x=0 x=1 դ) x=-3 x=0 ե) x=3 x=-2 զ) x=-5 x=7 է) x=0 x=0,5 ը) x=0 x= -2 թ) x=8 x=-5 ժ) x+1=0 x=-1 x-4=0 x=4
ա) x(x-4)=0 x=0 x=4 բ) x(x+6)=0 x=0 x=-6 գ) x(3+1)=0 x=0 x=-1/3 դ) x(x-0,5)=0 x=0 x= 0,5 ե) x(2+3x)=0 x=0 x=-2/3 զ)-x=0 x=0 է) 7x-5x²=0 x(7x-5)=0 x=0 x=5/7 ը) 3x-11x=0 x(3-11x)=0 x=0 x=3/11 թ) x(0,5x-3)=0 x=0 x=6

Published by arthur_petrosyan

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