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help will mark brainliest Jim Shu has the following work shown on their paper. The directions read “Simplify each radical.” Unfortunately, they have not simplified correctly.
A. Find their mistake and explain what they did wrong.

help will mark brainliest Jim Shu has the following work shown on their paper The directions read Simplify each radical Unfortunately they have not simplified c class=

Respuesta :

The analysis does not have a mistake, but the simplification is incomplete.

Note that
80 = 4 x 20
      = 4 x 4 x 5
      = 4² x 5

Therefore
[tex] \sqrt{80} = \sqrt{4^{2}} \sqrt{5} =4 \sqrt{5} [/tex]

Answer: 4√5