$a \times (b \times c) + b \times (c \times a) + c \times (a \times b) =$

  • A
    $0$
  • B
    $2[a \, b \, c]$
  • C
    $a + b + c$
  • D
    $3[a \, b \, c]$

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Similar Questions

જો $\overline{a}=\frac{1}{\sqrt{10}}(3 \hat{i}+\hat{k})$ અને $\overline{b}=\frac{1}{7}(2 \hat{i}+3 \hat{j}-6 \hat{k})$ હોય,તો $(\overline{a}-2 \overline{b}) \cdot \{(\overline{a} \times \overline{b}) \times (2 \overline{a}+\overline{b})\}$ ની કિંમત શોધો.

જો $\vec{a}=2 \hat{i}+\hat{j}+2 \hat{k}$ હોય,તો $|\hat{i} \times(\vec{a} \times \hat{i})|^{2}+|\hat{j} \times(\vec{a} \times \hat{j})|^{2}+|\hat{k} \times(\vec{a} \times \hat{k})|^{2}$ નું મૂલ્ય કેટલું થાય?

જો $a = 3i - j + 2k,$ $b = 2i + j - k$ અને $c = i - 2j + 2k$ હોય,તો $(a \times b) \times c$ ની કિંમત શોધો.

જો $\vec{a}$ અને $\vec{b}$ બે અસમરેખ સદિશો હોય, તો $\frac{\vec{a} \times(\vec{b} \times \vec{a})}{|\vec{a}|^2}$ શું દર્શાવે છે?

$\overrightarrow{a} \times [\overrightarrow{a} \times (\overrightarrow{a} \times \overrightarrow{b})]$ ની કિંમત શોધો.

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