сократить дробь a^2-25/ab-5b-3a+15. Created by вафелька55. algebra-ru

ab-5b-3a+15...

July 2022 1 8 Report

сократить дробь a^2-25/ab-5b-3a+15

wnull $\frac{a^2-25}{ab-5b-3a+15} = \frac{(a-5)(a+5)}{b(a-5)-3(a-5)} = \frac{(a-5)(a+5)}{(b-3)(a-5)} = \frac{a+5}{b-3}$

2 votes Thanks 2