Привести к общему знаменателю 7 класс
2
____
3(n_5) и
1
____
2(n+5)
2) a
______и
2(b+1)
x
____
3(1+b)
2
____
3(n_5) и
1
____
2(n+5)
2) a
______и
2(b+1)
x
____
3(1+b)
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Привести к общему знаменателю 7 класс2 4(n+5)
_____ = _________
3(n-5) 6(n²-25)
1 3(n-5)
______ = _________
2(n+5) 6(n²-25)
2) a 3a
______ = ______
2(b+1) 6(b+1)
x 2x
____ = _______
3(1+b) 6(b+1)