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# Official Sample Paper Cbse 2022 Cbse Class 12 Maths Problems and Solutions

## Many students find Official Sample Paper Cbse 2022 for Cbse Class 12 particularly challenging. Strengthen your concepts and gain confidence for your exams by solving free questions for Official Sample Paper Cbse 2022 from for Cbse Class 12 preparation.

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Question
Level
Action
If $${A}=[{a}_{{ij}}]$$ is a skew-symmetric matrix of order $${n}$$, then ......
Level 1
If $${A}$$ is a square matrix of order $$3,|A^{\prime}|=-3$$, then $$|A A^{\prime}|=$$ ......
Level 1
The area of a triangle with vertices $${A}, {B}, {C}$$ is given by ......
Level 1
If $${m}$$ and $${n}$$, respectively, are the order and the degree of the differential equation $$\...... Level 1 The solution set of the inequality$$3 x+5 y<4$$is ...... Level 1 The scalar projection of the vector$$3 \hat{i}-\hat{j}-2 \hat{k}$$on the vector$$\hat{i}+2 \hat{j......
Level 1
The value of $$\int_{2}^{3} \frac{x}{x^{2}+1} {dx}$$ is ......
Level 1
If $${A}, {B}$$ are non-singular square matrices of the same order, then $$(A B^{-1})^{-1}=$$ ......
Level 1
Given two independent events $${A}$$ and $${B}$$ such that $${P}({A})=0.3, {P}({B})=0.6$$ and $${P}(...... Level 1 The general solution of the differential equation$$y d x-x d y=0$$is ...... Level 1 If$$y=\sin ^{-1} x$$, then$$(1-x^{2}) y_{2}$$is equal to ...... Level 1$$P$$is a point on the line joining the points$$A(0,5,-2)$$and$$B(3,-1,2)$$. If the$$x$$-coordi...... Level 1$$\text {Assertion (A): The domain of the function }\sec ^{-1} 2 x is (-\infty,-\frac{1}{2}] \cup[\f......
Level 1
The value of $${k}$$ for which the function ![](http://admin.getprephub.com/media/editor/Screenshot......
Level 1
If $$f^{\prime}(x)=x+\frac{1}{x}$$, then $$f(x)$$ is ......
Level 1
The corner points of the shaded unbounded feasible region of an LPP are $$(0,4)$$, $$(0.6,1.6)$$ and......
Level 1
If ![](http://admin.getprephub.com/media/editor/mh12_20221009205411139135.png), then the possible va......
Level 1
If $${A}$$ is a square matrix of order 3 and $$|{A}|=5$$, then $$|{adj} A|=$$ ......
Level 1
If two vectors $$\vec{a}$$ and $$\vec{b}$$ are such that $$|\vec{a}|=2,|\vec{b}|=3$$ and $$\vec{a} \...... Level 1 Assertion (A): The acute angle between the line$$\bar{r}=\hat{i}+\hat{i}+2 \hat{k}+\lambda(\hat{i}-......
Level 1