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4 Select the correct answer. What is the simplified form of 3sqrt(7) - 5sqrt(7) ? O A - 2sqrt(7) B. 2sqrt(7) c. - sqrt(14) OD. 15sqrt(7)

4 Select the correct answer What is the simplified form of 3sqrt7 5sqrt7 O A 2sqrt7 B 2sqrt7 c sqrt14 OD 15sqrt7 class=

Respuesta :

Given data:

The given expression is,

[tex]3\sqrt[]{7}-5\sqrt[]{7}[/tex]

The given expression can be written as,

[tex]\begin{gathered} 3\sqrt[]{7}-5\sqrt[]{7}=\sqrt[]{7}(3-5) \\ =-2\sqrt[]{7} \end{gathered}[/tex]

Thus, the option (A) is correct.

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