ericamcfaddentx
ericamcfaddentx ericamcfaddentx
  • 19-01-2020
  • Mathematics
contestada

simplify (9k6 + 8k4 - 6k2)(4k2 - 5)​

simplify 9k6 8k4 6k24k2 5 class=

Respuesta :

brian7672
brian7672 brian7672
  • 19-01-2020

Answer:

[tex]36k^8-13k^6-64k^4+30k^2[/tex]

Step-by-step explanation:

[tex]36k^8-13k^6-64k^4+30k^2\\9k^6*(4k^2-5)+8k^4*(4k^2-5)-6k^2*(4x^2-5)\\36k^8-45k^6+8k^4*(4k^2-5)-6k^2*(4x^2-5)\\36k^8-45k^6+32k^6-40k^4-6k^2*(4x^2-5)\\36k^8-45k^6+32k^6-40k^4-24k^4+30k^2\\36k^8-13k^6-40k^4-24k^4+30k^2\\36k^8-13k^6-64k^4+30k^2[/tex]

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