Ответ:
[tex]( - \frac{1}{5}a^{ - 3} {b}^{ - 7} {)}^{ - 3} \times ( - 5 {a}^{2} {b}^{6} {)}^{ - 2} [/tex]
[tex] { - 5a}^{5} {b}^{9} [/tex]
Объяснение:
(-1/5 а`³b`⁷)`³×(-5a²b⁶)`²=
= -1/5`³×a⁹b²¹×1/5²×a`⁴b`¹²=
= -1/5`³×1/5²×a⁵b⁹= -1/5`¹×a⁵b⁹=
= -5a⁵b⁹
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Ответ:
[tex]( - \frac{1}{5}a^{ - 3} {b}^{ - 7} {)}^{ - 3} \times ( - 5 {a}^{2} {b}^{6} {)}^{ - 2} [/tex]
[tex] { - 5a}^{5} {b}^{9} [/tex]
Объяснение:
(-1/5 а`³b`⁷)`³×(-5a²b⁶)`²=
= -1/5`³×a⁹b²¹×1/5²×a`⁴b`¹²=
= -1/5`³×1/5²×a⁵b⁹= -1/5`¹×a⁵b⁹=
= -5a⁵b⁹