જો બિંદુઓ $A(2,1,-1), B(0,-1,0), C(4,0,4)$ અને $D(2,0,x)$ સમતલીય હોય,તો $x=$

  • A
    $2$
  • B
    $1$
  • C
    $4$
  • D
    $3$

Explore More

Similar Questions

જો $[(\overline{a}+2 \overline{b}+3 \overline{c}) \times(\overline{b}+2 \overline{c}+3 \overline{a})] \cdot(\overline{c}+2 \overline{a}+3 \overline{b})=54$ હોય,તો $[\overline{a} \ \overline{b} \ \overline{c}]$ નું મૂલ્ય શોધો.

જો $a, b, c$ ત્રણ અસમતલીય સદિશો હોય,તો $\frac{a \cdot (b \times c)}{c \times a \cdot b} + \frac{b \cdot (a \times c)}{c \cdot (a \times b)} = $

જો $\overline{a}=\hat{i}-\hat{k}$,$\overline{b}=x \hat{i}+\hat{j}+(1-x) \hat{k}$ અને $\overline{c}=y \hat{i}+x \hat{j}+(1+x-y) \hat{k}$ હોય,તો $\overline{a} \cdot(\overline{b} \times \overline{c})$ કોના પર આધાર રાખે છે?

જો $\vec{a}, \vec{b}, \vec{c}$ એ અસમતલીય સદિશો હોય અને બિંદુઓ $P_1 = \lambda \vec{a}+3 \vec{b}-\vec{c}$, $P_2 = \vec{a}-\lambda \vec{b}+3 \vec{c}$, $P_3 = 3 \vec{a}+4 \vec{b}-\lambda \vec{c}$, અને $P_4 = \vec{a}-6 \vec{b}+6 \vec{c}$ સમતલીય હોય, તો $\lambda$ ની એક કિંમત શોધો.

જો $\bar{a}=a_1 \hat{i}+a_2 \hat{j}+a_3 \hat{k}, \bar{b}=b_1 \hat{i}+b_2 \hat{j}+b_3 \hat{k}$,અને $\bar{c}=c_1 \hat{i}+c_2 \hat{j}+c_3 \hat{k}$,અને $[3 \bar{a}+\bar{b} \quad 3 \bar{b}+\bar{c} \quad 3 \bar{c}+\bar{a}] = \lambda \begin{vmatrix} \bar{a} \cdot \hat{i} & \bar{a} \cdot \hat{j} & \bar{a} \cdot \hat{k} \\ \bar{b} \cdot \hat{i} & \bar{b} \cdot \hat{j} & \bar{b} \cdot \hat{k} \\ \bar{c} \cdot \hat{i} & \bar{c} \cdot \hat{j} & \bar{c} \cdot \hat{k} \end{vmatrix}$ હોય,તો $\lambda$ ની કિંમત શોધો.

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