Mathematics, 06.07.2021 16:50, 200002977
After simplification, the value of 1-2/1(1+2)-3/(1+2)(1+2+3)-4/(1+2+3) (1+2+3+4)-...-100/(1+2+...+99)(1+2+ ...+100) is a proper fraction in its lowest form. Find the difference of its numerator and denominator.
Answers: 1
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After simplification, the value of 1-2/1(1+2)-3/(1+2)(1+2+3)-4/(1+2+3) (1+2+3+4)-...-100/(1+2+...+99...
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