Let $\vec{a}=\hat{j}-\hat{k}$ and $\vec{c}=\hat{i}-\hat{j}-\hat{k}$ . Then the vector $\vec{b}$ satisfying $(\vec{a} \times \vec{b})+ \vec{c} =0$ and $\vec{a} . \vec{b}=3$ is

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If $A=\begin{bmatrix} 1 &0 &0 \\ 0& 1 &1 \\ 0&-2 & 4 \end{bmatrix}$ and $6A^{–1} = A^{2} + cA +…

Topic: NIMCET 2013

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Find the number of elements in the union of 4 sets A, B, C and D having 150, 180, 210 and 240 elements respectively, gi…

Topic: NIMCET 2013

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If the straight line ax + by + c = 0 always passes through (1, –2), then a, b, c are in

Topic: NIMCET 2013

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A six faced die is a biased one. It is thrice more likely to show an odd number than to show an even number. It is thro…

Topic: NIMCET 2013

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If $I_n = \int_0^{\pi/4} tan^{n} \theta d\theta$ , then $I_8 + I_6$ equals

Topic: NIMCET 2013

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Let $\Delta ABC$ be a triangle whose area is $10\sqrt{3}$ units with side lengths $|AB|= 8$ units and $|AC|=5$ units. F…

Topic: NIMCET 2013

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Person A can hit a target 4 times in 5 attempts. Person B - 3 times in four attempts. Person C – 2 times in 3 attempts.…

Topic: NIMCET 2013

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The value of the integral $\int _0^{\pi/2} \frac{\sqrt{sinx}}{\sqrt{sinx}+\sqrt{cosx}} dx$ is

Topic: NIMCET 2013

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If $\omega$ is a cube root of unity, then find the value of determinant $\begin{vmatrix} 1+\omega &\omega^{2} &…

Topic: NIMCET 2013

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If the vector $2\hat{i}-3\hat{j}$ , $\hat{i}+\hat{j}-\hat{k}$ and $3\hat{i}-\hat{k}$ form three conterminous edges of a…

Topic: NIMCET 2013

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In a G.P. consisting of positive terms, each term equals the sum of the next two terms. Then the common ratio of the G.…

Topic: NIMCET 2013