adamm16
26.12.2019 •
Mathematics
If they denominator stays the same in the numerator increases what happens to the fractions ?
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Ответ:
Example:
15/6 = 2 3/6 = 2 1/2
Ответ:
Ответ:
3x²-4x-7=0
3x²+3x-7x-7=0
3x(x+1)-7(x+1)=0
(3x-7)(x+1)=0
thus the roots are
x=-1 or x=3/7
thus the sum of the roots will be:
-1+3/7
=-4/7