Question

obtén el producto notable ​

Answer 1

1. obtén el producto notable.

a) $( \times = 3)( \times + 3) \\ (x {)}^{2} - (3 {)}^{2} \\ {\boxed{ { \red{ \bold{ \underline{ {x}^{2} - 9 }}}}}}$

b) $(2x - 6)(2x + 6) \\ (2x {)}^{2} - (6 {)}^{2} \\ {\boxed{ { \red{ \bold{ \underline{4 {x}^{2} - 36}}}}}}$

c) $(6 {a}^{2} + 3b)(3b - 6 {a}^{2} ) \\ (3b + 6 {a}^{2} )(3b - 6 {a}^{2} ) \\ (3b {)}^{2} - (6 {a}^{2} {)}^{2} \\ {\boxed{ { \red{ \bold{ \underline{9 {b}^{2} - 36 {a}^{4}}}}}}}$

Espero haberte ayudado :)