Download App

Three Dimensional Geometry — MATHS STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceMATHSThree Dimensional Geometry1 Mark
Question
$\text{Find}\ \lambda\ \text{if}\ (2\hat{\text{i}}+6\hat{\text{j}}+14\hat{\text{k}})\times(\hat{\text{i}}-\lambda\hat{\text{i}}+7\hat{\text{k}})=\overrightarrow{0}\dot{}$
✓

Answer

-3

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "1 Marks Question" from Three Dimensional Geometry→Three Dimensional Geometry — all question types→MATHS STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

A and B are two events such that P (A) $\ne$ 0. Find P(B|A), if $A \cap B=\phi$.
→
Write the integrating factor of the equation $\frac{d y}{d x}+\frac{1}{\sin x}$ $y=e^x$.
→
Let f: {2, 3, 4, 5) $\rightarrow$ {3, 4 ,5, 9} and g : {3, 4, 5, 9) $\rightarrow$ {7, 11, 15) be functions defined as f (2) = 3 , f (3) = 4 , f (4) = f (5) = 5 and, g (3) = g (4) = 7 and g (5) = g (9) = 11. Find gof.
→
Show that the number of equivalence relations on the set ${1, 2, 3}$ containing $(1, 2)$ and $(2, 1)$ is two.
→
Find the rate of change of the area of a circle with respect to its radius $r$ when $r = 3 \ cm$
→
Let A and B be independent events with P(A) = 0.3 and P(B) = 0.4. Find.
$\text{P}(\text{A}|\text{B})$
→
Determine the order and degree of the following differential equations. state also whether they are linear or non linear.
$\frac{\text{d}^2\text{y}}{\text{dx}^2}+5\text{x}\Big(\frac{\text{dy}}{\text{dx}}\Big)-6\text{y}=\log\text{x}$
→
Integrate the function $\frac{x e^{x}}{(1+x)^{2}}$
→
Find the direction cosines of Y-axis.
→
Construct a 4 × 3 matrix whose element are:
$\text{a}_\text{ij}=\frac{\text{i}-\text{j}}{\text{i}+\text{j}}$
→