(−∞,0)∪(0,∞)(-∞,0)∪(0,∞)
{x|x≠0}
Answer:
See below.
Step-by-step explanation:
1) Please check the number of volume of steel. It should be 54,259.2

. Not 54,259.2 cm. Right?
2) If so,
First
The volume of single rod

The number of rods

Answer:
b
Step-by-step explanation:
Time taken for the total workout = 15 + 30 + 45 = 90 minutes
Time taken for lifting weight : total time = 30 : 90
= 1 : 3
I think the answer would be no. We create computers so we can do the problems ourselves. maybe eventually the asnwer will be yes, but for now i think they just solve equations quicker than the average human brain. hope this helps!