Question

Given the two expressions shown below:

A.64 square root plus 5 square root
B.64 square root plus 4 square root

Which statement best describes the two expressions?

Answer 1

Both are rational. Both are irrational. A is rational, but B is irrational. A is irrational, but B is rational.

Answer 2

\[\sqrt{64}=?,\sqrt{4}=?,\sqrt{5}=?\]
if the result is an integer ,then rational,otherwise not.

Answer 3

is that 64 symbol plus the 5 symbol

Answer 4

so its b

Answer 5

A.
\[\sqrt{64}+\sqrt{5}=8+\sqrt{5}\]
B.

Answer 6

B.
\[\sqrt{64}+\sqrt{4}=8+2=10\]

Answer 7

so is it b

Answer 8

no, A is irrational as square root 5 cannot be represented as an integer.
B is rational
i have shown above.