Question

Let A = iAcos e + ja sin º be any vector. Another
vector B which is normal to A is -
(1) i B cose + jB sin e (2) i B sine + jВ cos o
(3) i B sino - B cos 0 (4) ÎB cos 0 – ÎB sin e

Answer 1

Answer:

answer is 4) iB cos 0 - iB sin e

Explanation:

sorry I don't explained it