SOLUTION: hi i can't figure out the answer to this problem and i'm hoping for some help. it will be greatly appreciated! 2 (square root) 32 - (square root) 18

Algebra ->  Radicals -> SOLUTION: hi i can't figure out the answer to this problem and i'm hoping for some help. it will be greatly appreciated! 2 (square root) 32 - (square root) 18      Log On


   

Question 188640: hi i can't figure out the answer to this problem and i'm hoping for some help. it will be greatly appreciated!
2 (square root) 32 - (square root) 18
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
2 (square root) 32 - (square root) 18
2sqrt%2832%29+-+sqrt%2818%29
= 2sqrt%2816%29%2Asqrt%282%29+-+sqrt%289%29%2Asqrt%282%29
= 2%2A4sqrt%282%29+-+3sqrt%282%29
= 8sqrt%282%29+-+3sqrt%282%29
= 5+sqrt%282%29