10 ×10 = 100
100 ×25 = 2500
so your answer is 2500
Okay so basically when two people answer your questions it should give you the option to give brainliest otherwise sometimes it takes a few days to give it to someone. And for your question does it give any number options.?
Edit: f(-1)= 1 then f(1)= -10.
Answer:
f(x)=8x-25
Step-by-step explanation: