Question:
If\(|\vec {a}+\vec {b}|=15, |\vec {a}-\vec{b}| =10,|\vec a|=\frac{11}{2}\) then the value of |\(\vec b\)| is/are:
If\(|\vec {a}+\vec {b}|=15, |\vec {a}-\vec{b}| =10,|\vec a|=\frac{11}{2}\) then the value of |\(\vec b\)| is/are:
Updated On: Apr 19, 2024
- \(\frac{23}{2}\)
- \(± \frac{23}{2}\)
- \(±23\)
- \(\frac{23}{\sqrt2}\)
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The Correct Option is A
Solution and Explanation
The correct option is(A):\(\frac{23}{2}\)
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