Question:
If \( |a| = 3, |b| = 2, |c| = 1 \) then the value of
\[
|a \cdot b + b \cdot c + c \cdot c| \text{ is}
\]
If \( |a| = 3, |b| = 2, |c| = 1 \) then the value of
\[
|a \cdot b + b \cdot c + c \cdot c| \text{ is}
\]
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When calculating expressions with vectors or scalars, make sure to follow the rules of vector multiplication and consider the signs of the components.
Updated On: Jan 12, 2026
- \( -7 \)
- \( 6 \)
- \( 14 \)
- \( -14 \)
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The Correct Option is D
Solution and Explanation
Step 1: Simplify the Expression.
Substitute the values of \( a, b, c \) and perform the calculation to find the value of the expression \( a \cdot b + b \cdot c + c \cdot c \). The result is \( -14 \).
Step 2: Conclusion.
The correct answer is (D), \( -14 \).
Substitute the values of \( a, b, c \) and perform the calculation to find the value of the expression \( a \cdot b + b \cdot c + c \cdot c \). The result is \( -14 \).
Step 2: Conclusion.
The correct answer is (D), \( -14 \).
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