Answer:
12
Step-by-step explanation:
Using formula
distance = 
Then input the values:
Distance = 
= 
= 12
Answer:
20661046784
Step-by-step explanation:
I couldn't get the pos exponent but hopefully this helps
Answer:
yes, yes, no
Step-by-step explanation:
1. L= i + 2j +k; P = -3i + j + k, line lies on one another at k
2. L =i + 2j + k and P = 6i -3j + k, the lines lie on one another at k
3. P = ai + bj and -2bi +2aj + (a+b) k