Ooooohhh i'm am so sorry. The best thing u can do is ask your teacher & leave it blank!!! If I knew, I would love to help if i knew though!!!!
Order of Operations = PEMDAS
Parentheses
Exponents
Multiplication
Division
Addition
Subtraction
If F(x) =g(x) =2x,
x can be any value
Answer: 14cm
Step-by-step explanation:
The diameter of a circle is twice the radius.
Therefore, the diameter = 2*7 cm = 14cm