The step function is characteristic of the floor or ceiling functions, which map a real number to an integer. There's clearly a factor of 2, indicated by two units of y for every one unit of x.
The open and filled circles indicate, for example, f(1)=2, f(1.01)=4. That means we're rounding up, so we're using the ceiling function.

Answer: second choice
You can do 5+5+10, 6+6+8, 9+9+2, 4+4+12, 3+3+14, 2+2+16, 1+1+18. I believe these are all of them, so there are 7 ways.
Answer:
maxuin 10
Step-by-step explanation:
3×6/8 reduce is 3× 3/4= 3/1×3/4=9/4 or 2 1/4
Answer:
i think it is ether 18 or 72 i am not 100% shere let me know if i was right
Step-by-step explanation: