Saved Bookmarks
| 1. |
Let →a=^i−α^j+β^k, →b=3^i+β^j−α^k and →c=−α^i−2^j+^k, where α and β are integers. If →a⋅→b=−1 and →b⋅→c=10, then (→a×→b)⋅→c is equal to |
|
Answer» Let →a=^i−α^j+β^k, →b=3^i+β^j−α^k and →c=−α^i−2^j+^k, where α and β are integers. If →a⋅→b=−1 and →b⋅→c=10, then (→a×→b)⋅→c is equal to |
|