Answer:
1. a (100% - 3% = 97%)
2. b (Triples ⇒ *3)
3. c (100% + 3% = 103%)
area of a circle= πr²
= 3.14×18×18×
=1017.36 in²
f (0) = 3.(0)(0) - 3.(0)
= 0
The answer to this is 2.54