Сократите дробь:
а) [tex] \frac{22p ^{4}g ^{2} }{99p ^{5}g } [/tex]
б) [tex] \frac{7a}{a ^{2}+5a } [/tex]
в) [tex] \frac{x ^{2}-y ^{2} }{4x+4y} [/tex]
а) [tex] \frac{22p ^{4}g ^{2} }{99p ^{5}g } [/tex]
б) [tex] \frac{7a}{a ^{2}+5a } [/tex]
в) [tex] \frac{x ^{2}-y ^{2} }{4x+4y} [/tex]
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A)22p^4q^2/99p^5q = 2q/9p при p и q не равном 0б)7a/a^2+5a = 7a/a(a+5) = 7/a+5 при а не равном 0
в)x^2 - y^2/4x+4y = (x-y)(x+y)/4(x+y) =x-y/4 при х не равном -у