Jjservin
Jjservin Jjservin
  • 13-06-2019
  • Mathematics
contestada

Subtract (2x3 + 9x − 8) − (4x2 − 15x + 7).

Respuesta :

calculista
calculista calculista
  • 13-06-2019

Answer:

[tex]2x^{3}-4x^{2}+24x-15[/tex]

Step-by-step explanation:

we have

[tex](2x^{3}+9x-8)-(4x^{2}-15x+7)[/tex]

step 1

Eliminate the parenthesis

[tex]2x^{3}+9x-8-4x^{2}+15x-7[/tex]

step 2

group terms that contain the same variable

[tex]2x^{3}-4x^{2}+(9x+15x)+(-8-7)[/tex]

step 3

Combine like terms

[tex]2x^{3}-4x^{2}+24x-15[/tex]

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