elliesmith16 elliesmith16
  • 07-01-2021
  • Mathematics
contestada

how do i work this out please?

how do i work this out please class=

Respuesta :

manissaha129
manissaha129 manissaha129
  • 07-01-2021

Answer:

[tex]5 \sqrt{5} - 2 \sqrt{5} = 3 \sqrt{5} \\ 8 \sqrt{7} + 3 \sqrt{7} = 11 \sqrt{7} [/tex]

hope this helps.

Answer Link
woldegiorgissenait64 woldegiorgissenait64
  • 07-01-2021

Answer:

[tex]11 \sqrt{7} [/tex]

Step-by-step explanation:

[tex]8 \sqrt{7} + 3 \sqrt{7} [/tex]

[tex] \sqrt{7} (8 + 3) [/tex]

[tex]11 \sqrt{7} [/tex]

Answer Link

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good job