Question

Given: A = 2î +3j and B = 5î – 6ỳ. The magnitude of
A + B is
(1) 4 units
(2) 10 units
(3) √58 units
(4) √61 units​

Answer 1

Explanation:

2+5=7

3+(-6)= -3

7*2+(-3)*2=58

ans =√58