Answer:
B. 1
Step-by-step explanation:
Plug it in to a graphing calculator and you'll see.
Got it right on edge as well.
Answer:
3
Step-by-step explanation:
The notation "f(4)" means you put 4 where x is in the algebraic expression, then do the arithmetic.
f(4) = 2·4 -5
= 8 -5
= 3
Answer:
33
Step-by-step explanation:
Calculator = -0.176091259
Answer:

Step-by-step explanation:
Subtract 13 from 17 to get the length of the base. Then add the 1, 1, and 3 together to get the height. Then you use the area formula for a triangle.