Объяснение:
№1
а)
15х² * 7/6х³ = (15х² * 7)/6х³ = 105х²/6х³ = 35/2х
б)
-6am² * 4a/3m³ = (-6am² * 4a)/3m³ = (-24a²m²)/3m³ = (-8a²)/m = - (8a²)/m
№2
a)
(3a²b³/s⁴)² = 9a⁴b⁶/s⁸
(9а³/2b²)² = 81a⁶/4b⁴
№3
c/5d² * 25d/c⁴ = 1/d * 5/c³ = 5/c³d
18m³/11n³ * 22n⁴/9m² = 2m/1 * 2n/1 = 4mn/1 = 4mn
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Verified answer
Объяснение:
№1
а)
15х² * 7/6х³ = (15х² * 7)/6х³ = 105х²/6х³ = 35/2х
б)
-6am² * 4a/3m³ = (-6am² * 4a)/3m³ = (-24a²m²)/3m³ = (-8a²)/m = - (8a²)/m
№2
a)
(3a²b³/s⁴)² = 9a⁴b⁶/s⁸
б)
(9а³/2b²)² = 81a⁶/4b⁴
№3
a)
c/5d² * 25d/c⁴ = 1/d * 5/c³ = 5/c³d
б)
18m³/11n³ * 22n⁴/9m² = 2m/1 * 2n/1 = 4mn/1 = 4mn