👤

Amplificati fracțiile : 1pe2 ; 3pe4; 2pe5; 5 pe 6 cu : a) x, xEN*; b) x+1, xEN c) 2x, x E N* e) 2x+1, x E N

Răspuns :

a-1/2=x/2x
3/4=3x/4x
2/5=2x/5x
5/6=5x/6x
b-1/2=x+1/2x+2
3/4=3x+3/4x+4
2/5=2x+2/5x+5
5/6=5x+5/6x+6
c-1/2=2x/4x
3/4=6x/8x
2/5=4x/10x
5/6=10x/12x
e1/2=2x+1/4x+2
3/4=6x+3/8x+4
2/5=4x+5/10x+5
5/6=10x+5/12x+6