Question

Please help thank u so much

Answer 1

a) is a rational number, because root of 25 is either 5 or minus 5
b) minus 6 is a rational number
c)
$\pi$
is a irrational number because it is a non recurring non terminating number

hope this answer helps you

Answer 2

A - RATIONAL
B - RATIONAL
C - IRRATIONAL
_______________________________

• Any Number which is $\bf{non-repeating}$ as well as $\bf{non-terminating}$ Decimal.

• Checking if the parts given satisfy the criteria or not:

a) $\sqrt{25}$ = +5/-5

+5 is a whole number.
-5 is an integer.
Hence, it is a rational number.

b) -6

-6 is an integer. Hence, it is a rational number.

c) $\pi$ = 3.141596.........

Since it is non-terminating and non-repeating as well. It is an irrational number.