Question

- (- 3x)²
resultado:​

Answer 1

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$- ( - 3 {x})^{2} = - ( - 3) {}^{2} \times {x}^{2} = \\ {3}^{2} = 3 \times 3 = 9 \\ - 9 {x}^{2}$

Answer 2

Respuesta:

- (-3x)²

- (-3)² × x²

- 9x²