Answer:

Step-by-step explanation:

Answer:
(x+a)(x+b)= x²+(a+b)x+ab
This is an identity of mathematics! not an equation.
I hope this helps you
7/8=7.3/8.3=21/24
7/8-5/24
21/24-5/24
16/24
8.2/8.3
2/3
Answer:
It is first one
Step-by-step explanation:
9514 1404 393
Answer:
x = 60
Step-by-step explanation:
The angle x is half the sum of the intercepted arcs:
x = (40 +80)/2
x = 60