Answer:21
Step-by-step explanation:
Answer:
f(2) =
⇒ 1
f−1(1) =
⇒ 2
f−1(f(2)) =
Rational number
√16 is Rational number simply because its value is 4, which can be expressed as a Ratio of Two Numbers
6
25$
5=2
10=4
15=6
20=8
25=10
