Oblicz wartość liczbową każdego wyrażenia dla podanych zmiennych. a=1/3 b = -1,5 9a^2 + 2ab (6ab - b) * (-3a)
a=1/3
b = -1,5
9a^2 + 2ab / a^2 = 1/9
(9 * 1/9) + 2 * 1/3 * (-1,5)
1 + 2/3 * (-1,5)
1 + (-1) = 0
(6ab - b) * (-3a)
(6 * 1/3 * (-1,5)) * (-3 * 1/3)
(2 * (-1,5)) * (-1)
(-3) * (-1) = 3
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a=1/3
b = -1,5
9a^2 + 2ab / a^2 = 1/9
(9 * 1/9) + 2 * 1/3 * (-1,5)
1 + 2/3 * (-1,5)
1 + (-1) = 0
(6ab - b) * (-3a)
(6 * 1/3 * (-1,5)) * (-3 * 1/3)
(2 * (-1,5)) * (-1)
(-3) * (-1) = 3