Respuesta :

Answer:

[tex]3x^2+x-5[/tex]

Step-by-step explanation:

[tex]3\left(xx\right)+x-5[/tex]

Remove parenthesis

[tex]3xx+x-5[/tex]

Multiply [tex]x \times x=x^2[/tex]

[tex]3x^2+x-5[/tex]

Answer:

3x²+x-5

Step-by-step explanation:

= 3(xx)+x-5

According to the rule, when bases are same powers are to be added.

= 3(x¹x¹)+x-5

= 3(x¹⁺¹)+x-5

= 3x²+x-5