Find a formula for f(x,y).
y=0 | y=5 | y=10 | y=15 | |
x=0 | 25 | 50 | 75 | 100 |
x=10 | 45 | 70 | 95 | 120 |
x=20 | 65 | 90 | 115 | 140 |
x=30 | 85 | 110 | 135 | 160 |
Find a formula for f(x,y).
y=0 | y=5 | y=10 | y=15 | |
x=0 | 25 | 50 | 75 | 100 |
x=10 | 45 | 70 | 95 | 120 |
x=20 | 65 | 90 | 115 | 140 |
x=30 | 85 | 110 | 135 | 160 |