randybando randybando
  • 15-06-2019
  • Mathematics
contestada

Add.

(6x3+3x2−2)+(x3−5x2−3)

Express the answer in standard form.

Respuesta :

absor201
absor201 absor201
  • 15-06-2019

Answer:

[tex]7x^3-2x^2-5[/tex]

Step-by-step explanation:

We need to add the two terms.

[tex](6x^3+3x^2-2)+(x^3-5x^2-3)[/tex]

Solving,

Combine the like terms and adding those terms

[tex](6x^3+3x^2-2)+(x^3-5x^2-3)\\=6x^3+3x^2-2+x^3-5x^2-3\\=6x^3+x^3+3x^2-5x^2-2-3\\=7x^3-2x^2-5[/tex]

So, the answer is:

[tex]7x^3-2x^2-5[/tex]

Answer Link

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