Question

(3a-2)^2
answer it pls​

Answer 1

Answer:

(3a-2)²

= (3a-2)(3a-2)

= 9a² - 6a - 6a + 4

= 9a² - 12a + 4

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Answer 2

Answer:

$( a - b) {}^{2} = a {}^{2} + b {}^{2} - 2ab\\ (3a - 2 {)}^{2} = (3a) {}^{2} + (2 {)}^{2} - 2 \times 3a \times 2 \\ 9a {}^{2} + 4 - 12a$