Ответ:
Объяснение:
2a+3/2(3-a)= - (2a+3)/2(a-3)
- (2a+3)(a+3)/2(a²-9)= (2x²+9x+9)/(18-2a²)
7a/3xy²= 5*7*a*x*y= 15x²y³= 35axy/15x²y³
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Ответ:
Объяснение:
2a+3/2(3-a)= - (2a+3)/2(a-3)
- (2a+3)(a+3)/2(a²-9)= (2x²+9x+9)/(18-2a²)
7a/3xy²= 5*7*a*x*y= 15x²y³= 35axy/15x²y³