If \overrightarrow{a}, \overrightarrow{b}, \overrightarrow{c} are three non-zero unequal vectors such that \overrightarrow{a} \cdot \overrightarrow{b}=\overrightarrow{a} \cdot \overrightarrow{c}, then find the angle between \overrightarrow{a} and \overrightarrow{b}-\overrightarrow{c}.

CBSE Class 12 Math 2023 Outside Delhi Set 1 Solved Paper

Question : 23 of 38

Marks: +1, -0

{a}↖{→}, {b}↖{→}, {c}↖{→}

are three non-zero unequal vectors such that

{a}↖{→} ⋅ {b}↖{→}={a}↖{→} ⋅ {c}↖{→}

, then find the angle between

{a}↖{→}

and

{b}↖{→}-{c}↖{→}

Solution:

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