Question

find the square of (3z-2/3)^2​

Answer 1

Answer:

Step-by-step explanation

(3z - 2/3)^2

= 9z^2 + 4/9 - 4

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Answer 2

Answer:

${(3z - \frac{2}{3}) }^{2} = {3z}^{2} - 2 \times 3z \times \frac{2}{3} + { ( \frac{2}{3}) }^{2} \\ 9 {z}^{2} - 4z + \frac{4}{9}$