б) 7х²-14x=0
а=7, b= -14, c=0
х1+х2= -b/a = - (-14)/7 = 2
x1•x2= c = 0
е) 3х²-14x=0
а=3, b= -14, c=0
2
х1+х2= -b/a = - (-14)/3 = 4 ---
3
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б) 7х²-14x=0
а=7, b= -14, c=0
х1+х2= -b/a = - (-14)/7 = 2
x1•x2= c = 0
е) 3х²-14x=0
а=3, b= -14, c=0
2
х1+х2= -b/a = - (-14)/3 = 4 ---
3
x1•x2= c = 0