tindalll48 tindalll48
  • 03-06-2022
  • Mathematics
contestada

can i have help with this

can i have help with this class=

Respuesta :

jimrgrant1 jimrgrant1
  • 03-06-2022

Answer:

2nd option

Step-by-step explanation:

(5x² - 4x - 1) - (- 4x² - 4)

remove first set of parenthesis and distribute second set by - 1

= 5x² - 4x - 1 + 4x² + 4 ← collect like terms

= 9x² - 4x + 3

Answer Link
AnjulaReddy
AnjulaReddy AnjulaReddy
  • 03-06-2022
given ,

[tex](5x^{2}-4x-1)-(-4x^{2}-4)[/tex]

=> [tex] 5x^{2}-4x-1+4x^{2}+4[/tex]

=> [tex]9x^{2}-4x+3[/tex]

hence option two is correct
Answer Link

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