Answer: I need help too
Step-by-step explanation:
I think is -6
Answer:
F(x)=x^2
Step-by-step explanation:
Answer: I think it’s D
Step-by-step explanation:
it’s because 8^2 + 13^2 equals 233 and when square rooted equals 15.26 not 20 so no.
Answer:
B:
Step-by-step explanation:
1. Substitute
for c:
2. Solve substitution: 
3. Compare
to calculated answers when 
4.
when
is 