значение переменных x и y таковы, что 5x^2y^4 = 6. Найдите значения выражения: 1...

nob2014 @nob2014

June 2022 1 6 Report

значение переменных x и y таковы, что 5x^2y^4 = 6. Найдите значения выражения: 1) 1,5x^2y^4 2) 25x^4y^8 3) -25x^6y^12

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m11m

Verified answer

5x²y⁴ =6
x²y⁴=6/5

1) 1.5 x²y⁴=3/2 x²y⁴ = (3/2) * (6/5) = 18/10=1.8
2) 25x⁴y⁸ = (5x²y⁴)² = 6² = 36
3) -25x⁶y¹² = -(5x²y⁴)*(5x²y⁴)*(x²y⁴)= -6 * 6 * (6/5) = - 216/5 = -43.2

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