9514 1404 393
Answer:
yes, it is a function
Step-by-step explanation:
A graph represents a functional relationship if no vertical line intersects the graph in more than one point. A horizontal line passes this "vertical line test," so represents a function.
Answer:
exact value: 
approximate: x=0.349485
Step-by-step explanation:
Exact Value:




Approximate:



√(1/121) = √1 / √121 = 1 / 11 = <em>11⁻¹</em>
3x+8x=3333
11x=3333
X= 303
Boys 3x,so 3*303=909