Answer:
600
Step-by-step explanation:
Divide 8000 by 40 then multiply by 3
Answer:
6 pieces
Step-by-step explanation:
6x5=30
6x3=18
18-12=6
the total would be 31ft and 6 inches
Answer:
y = -cos(2x)
Step-by-step explanation:
Mean/mid line: y = 0
It's a negative cos, with period pi.
So, y = -cos(2x)
It's simply 4,2,0,-2..... the pattern is just subtracting two as you go on.