Answer:
f ≤ 1
Step-by-step explanation:
I hope this helps, I got a few people to help me and really only remembered the answer so sorry I can't teach you much but I have the answer
Consider the expression 
This expression contains two terms with
group them:

Now simplify term 
Now 
This expression is defined for all x.
Answer:70
Step-by-step explanation:
10^2 =100
-2(10+15) = -2(15)=-30
100-30= 70
Answer:
Im pretty sure the height of triangle would be 6
Step-by-step explanation: