Question

4x​

Answer 1

4х² - 12 = 0

4х² = 12

х² = 12 : 4

х² = 3

х₁ = √3

х₂ = -√3

Ответ: √3; (-√3).

Answer 2

It seems like you've entered an algebraic expression: 4x. This expression represents the product of 4 and x, where x is a variable that can take on different numerical values. If you have a specific question or task related to this expression, please provide more context so I can assist you further. Are you looking to simplify, solve for a specific value, graph, or perform some other operation involving this expression?