यदि $\bar{a}=2\hat{i}+3\hat{j}-\hat{k}$,$\bar{b}=-\hat{i}+2\hat{j}-4\hat{k}$ और $\bar{c}=\hat{i}+\hat{j}+\hat{k}$ है,तो $(\bar{a} \times \bar{b}) \cdot(\bar{a} \times \bar{c})=$

  • A
    $-74$
  • B
    $64$
  • C
    $-64$
  • D
    $74$

Explore More

Similar Questions

यदि $\vec{a}+2 \vec{b}+3 \vec{c}=\vec{0}$ और $(\vec{a} \times \vec{b})+(\vec{b} \times \vec{c})+(\vec{c} \times \vec{a})=\lambda(\vec{b} \times \vec{c})$ है,तो $\lambda$ का मान ज्ञात कीजिए।

यदि $(2 \hat{i}+6 \hat{j}+27 \hat{k}) \times(\hat{i}+\lambda \hat{j}+\mu \hat{k})=\overrightarrow{0}$ है,तो $\lambda$ और $\mu$ ज्ञात कीजिए।

यदि $a \times b = b \times c \ne 0$ और $a + c \ne 0$ है,तो

यदि $\alpha$ दो सदिशों $p = 3\hat{i} + 4\hat{j} - \hat{k}$ और $q = 2\hat{i} - \hat{j} + \hat{k}$ के बीच का कोण है,तो $\sin(\alpha) = $

यदि $a=2 \hat{i}+\hat{j}-3 \hat{k}$, $b=\hat{i}-2 \hat{j}+3 \hat{k}$, $c=-\hat{i}+\hat{j}-4 \hat{k}$ और $d=\hat{i}+\hat{j}+2 \hat{k}$ है, तो $(a \times b) \times(c \times d)=$

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo