Qus : 1 2

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1 $$0$$
2 $$A^2+B^2$$
3 $$A^2+2AB+B^2$$
4 $$A+B$$
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Qus : 2 2

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1Symmetric Matrix
2Skew Symmetric Matrix
3Zero Matrix
4Identity Matrix
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Qus : 3 3

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1$F(\theta\alpha)$
2$F(\frac{\theta}{\alpha})$
3$F(\theta+\alpha)$
4 $$F(\theta-\alpha)$$
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Qus : 4 2

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1
2
3
4
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Qus : 5 2

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1O
2
3
4
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Qus : 6 1

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1 $$a+b+c=1$$
2 $$a^{2}+b^{2}+c^{2}=1$$
3 $$ab+bc+ca=0$$
4 $$a^{3}+b^{3}+c^{3}=4$$
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Qus : 7 2

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1K is any real number
2$K \ne -4$
3$K = -4$
4$K \ne 4$
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Qus : 8 4

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1 $$\begin{bmatrix} sinn \alpha & cosn \alpha \\ cosn \alpha & -sinn \alpha \end{bmatrix} \quad$$
2 $$\begin{bmatrix} cos n \alpha & sin n \alpha \\ sin n \alpha & cos n \alpha \end{bmatrix} \quad$$
3 $$\begin{bmatrix} cos nn \alpha & sinn \alpha \\ sinn \alpha & -cosn \alpha \end{bmatrix} \quad$$
4 $$\begin{bmatrix} cos nn \alpha & sinn \alpha \\ -sinn \alpha & cosn \alpha \end{bmatrix} \quad$$

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Qus : 9 4

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1-1
20
31
4Does not exist
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Qus : 10 4

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1$2014^{2}$
2$2013^{2}$
3$2014$
4$2015^{2}$
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[{"qus_id":"3770","year":"2018"},{"qus_id":"3753","year":"2018"},{"qus_id":"4274","year":"2017"},{"qus_id":"9441","year":"2020"},{"qus_id":"10670","year":"2021"},{"qus_id":"11528","year":"2023"},{"qus_id":"10193","year":"2015"},{"qus_id":"10224","year":"2015"},{"qus_id":"10449","year":"2014"},{"qus_id":"10475","year":"2014"}]