We are given this
write it as the difference of cubes
use the formula for the difference of cubes
Now use the formula for the difference of squares as
Answer:
Step-by-step explanation:
Answer:
97.5
Step-by-step explanation:
3.5cm cube surface area:
3.5*3.5*6 (the 6 faces of the cube) =
73.5
2cm cube surface area:
2*2*6 =
24
combined surface area:
73.5+24=
97.5
Answer:
Step-by-step explanation:
9(y = 1/9x + 5)
9y = x + 45
-x + 9y = 45
x - 9y = -45
It will take 72 hours to make 63 carvings