SOLUTION: a = 6i + 9j |b| = 5 Find the greatest and least possible values of |a+b| Find|a+b| such that a + b makes the maximum angle with a

Algebra ->  Vectors -> SOLUTION: a = 6i + 9j |b| = 5 Find the greatest and least possible values of |a+b| Find|a+b| such that a + b makes the maximum angle with a       Log On


   

Question 632469: a = 6i + 9j
|b| = 5
Find the greatest and least possible values of |a+b|
Find|a+b| such that a + b makes the maximum angle with a

Answer by tommyt3rd(5050) About Me  (Show Source):
You can put this solution on YOUR website!
abs%28a%29=sqrt%28+6%5E2+%2B+9%5E2%29=3sqrt%2813%29%0D%0A

therefore
%0D%0A5-3sqrt%2813%29%3C=abs%28a%2Bb%29%3C=5%2B3sqrt%2813%29%0D%0A

Sorry, but I'm not sure what you mean by maximum possible angle