Question

cuanto es (2.3) ² x - 4² x ???​

Answer 1

• Quitar los paréntesis

$-2.3^{2} \times\underbrace{4^{2}x }$

• 2.3² = 5.29x

$-4^{2} \times\underbrace{5.29x }$

• 4² = 16

$\underbrace{-16 }\times 5.29x$

• 5.29 × 16 = 84.64

$\textit{-84.64x}$