In a triangle ABC, if |BC|=3... | Vector & 3D

JEE MAIN 2021

20-07-2021 S2

Question

In a triangle ABC , if $|\overrightarrow{\mathrm{BC}}|=3,|\overrightarrow{\mathrm{CA}}|=5$ and $|\overrightarrow{\mathrm{BA}}|=7$, then the projection of the vector $\overrightarrow{\mathrm{BA}}$ on $\overrightarrow{\mathrm{BC}}$ is equal to

Select the correct option:

$\frac{19}{2}$

$\frac{13}{2}$

$\frac{11}{2}$

$\frac{15}{2}$

✓ Correct! Well done.

✗ Incorrect. Try again or view the solution.

Solution

Question Tags

JEE Main

Mathematics

Easy

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