Ответ:
15а²в³/18а³в=5в²/6а
в²-9/в²+3в=в-3/в
48р³q⁴/36p²q⁴=4p/3
x²+8x+16/x²-16=X+4/x-4
15x²y⁷/25x⁶y⁶=3y/5x²
x²-2x/x²-4=X/X+2
42x³y³/28x²y⁴=3x/2y
a²-25/a²-10a+25=a+5/a-5
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Ответ:
15а²в³/18а³в=5в²/6а
в²-9/в²+3в=в-3/в
48р³q⁴/36p²q⁴=4p/3
x²+8x+16/x²-16=X+4/x-4
15x²y⁷/25x⁶y⁶=3y/5x²
x²-2x/x²-4=X/X+2
42x³y³/28x²y⁴=3x/2y
a²-25/a²-10a+25=a+5/a-5