- Thread starter
- #1

#### hitachiin69

##### New member

- Feb 8, 2014

- 2

I need help getting around this Calculus 3 problem. Any hints will be gladly appreciated:

Find the radius of smallest sphere that is tangent to both the lines

Find the radius of smallest sphere that is tangent to both the lines

**L1 :**

x=t+1

y=2t+4

z=−3t+5

L2 :

x=4t−12

y=t+5

z=t+17x=t+1

y=2t+4

z=−3t+5

L2 :

x=4t−12

y=t+5

z=t+17

Last edited: