3a(-2+3a-2b)
(5x-6y)-(-2x+5y)
bardzo proszę o rozwiąznie tego szybko od tego zależy moja ocena z matmy ;D
3a (-2 + 3a – 2b) = - 6a + 9a² - 6ab
(5x-6y)-(-2x+5y) = 5x – 6y + 2x – 5y = 7x – 11y
3a(-2+3a-2b)=-6a+9a²-6ab
(5x-6y)-(-2x+5y)=5x-6y+2x-5y=7x-11y
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3a (-2 + 3a – 2b) = - 6a + 9a² - 6ab
(5x-6y)-(-2x+5y) = 5x – 6y + 2x – 5y = 7x – 11y
3a(-2+3a-2b)=-6a+9a²-6ab
(5x-6y)-(-2x+5y)=5x-6y+2x-5y=7x-11y