1.Известно что 6ab⁵ = -7. Найдите значение выражения:
1) 18ab⁵
2)6a²b^10
2.Упростите выражение:
128x²y³ * (-1/4xy³)³
1) 18ab⁵
2)6a²b^10
2.Упростите выражение:
128x²y³ * (-1/4xy³)³
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Verified answer
1. 6ab⁵ = -7
1) 3*6ab⁵ = 18ab⁵ = 3*(-7) = -21
2) (6ab⁵)² = 36a²b¹⁰ = (-7)² = 49; 36a²b¹⁰:6 = 6a²b¹⁰ = 49÷6 =
2.