Answer:
The measure of angle B is 41°.
Step-by-step explanation:
180 - 113 = 67.
67 + 72 = 139.
180 - 139 = 41.
I hope this helped! If you need more details about it, ask me!
Answer: 1.)Quadratic
2.) A.
Symbolab - Math Solver is a good calculator that shows you steps.
if b+c=0
b=-c
x^b=x^-c
so
1/[2(x^b)+1]
11+(2×4)
11+8
$19....
