Question

If A = 5i + 3j & B= 2i- 4j, the direction of the resultant vector of their addition is: a) 30° b) 45° C) 90° d) 120°


give answer only if you sure about it!!​

Answer 1

Answer:

the question is wrong

Explanation:

it should be +4j so that resultsnt = 7i+7j and

tan theta=1

then the answer would be 45°