Question

angle between vectors i+3j-2k and i-j-k is​

Answer 1

Answer:

$7 + 7 + 7 + 7 +$

Explanation:

In a "magic square", the sum of the numbers in each row, in each column and along

the diagonals is the same. Is this a magic square?

9

2

11

5

15

3.

7

=

4 9 2

(Along the first row

+

11 11 11

11

1

6

11

A

2

..