j+8k
first -2i+j+4k-3i-2j+7k+5i+2j-3k
Answer:
13✓7
Step-by-step explanation:
5✓28 + ✓63
Break the radical into perfect squares.
5 times ✓4 times ✓7 + ✓9 times ✓7
5 times 2 times ✓7 + 3 ✓7
10✓7 + 3✓7
A 180.48sqft
Step-by-step explanation