Answer:
1. f(1) = -1
2. for x=3 f(x)=1
Step-by-step explanation:
According to function definition:
for x=1 f(x)=f(1)=-1 (for first answer)
for x=3 f(x)=f(3)=1 (for second answer)
Answer: what do you mean
The answer is option A
Hope this helps
25π sq. units.
30×·15=4.50
then subtract 30 by 4.50 to get 25.50
.0825×30=2.475
now add 2.475+25.50+30= 57.975 round to 57.98