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14 January, 23:40

Given the two expressions shown below:

A. square root of 64 plus square root of 5

B. square root of 64 plus square root of 4

Which statement best describes the two expressions?

A. Both are rational.

B. Both are irrational.

C. A is rational, but B is irrational.

D. A is irrational, but B is rational.

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Answers (1)
  1. 15 January, 00:34
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    The statement that best describes the two expressions is

    D. A is irrational, but B is rational

    square root of 64 plus square root of 5 is 8 plus square root of 5, the square root of 5 is an irrational number which makes the entire expression an irrational number

    square root of 64 plus square root of 4 is 8 plus 2 which is equal to 10 and is a rational number
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