MCQ
If $\vec{\text{a}},\vec{\text{b}},\vec{\text{c}} $ are three non $-$ coplanar mutually perpendicular unit vectors, then $\big[\vec{\text{a}}\vec{\text{b}}\vec{\text{c}}\big],$ is :
- ✓$\pm 1$
- B$0$
- C$-2$
- D$2$
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|
$X$ |
$0$ | $1$ | $2$ | $3$ | $4$ |
| $P(X)$ | $k$ | $2$ | $4k$ | $6k$ | $64$ |
The value of $P (1< X <4 \mid X \leq 2)$ is equal to
"Minimize $z=6 x+10 y$ subject to $x \geq 6, y \geq 2,2 x+y \geq 10, x \geq 0, y \geq 0$." redundant constraints are $....$
$A = \left[ {\begin{array}{*{20}{c}}
{{{10}^{30}} + 5}&{{{10}^{20}} + 4}&{{{10}^{20}} + 6}\\
{{{10}^4} + 2}&{{{10}^8} + 7}&{{{10}^{10}} + 2n}\\
{{{10}^4} + 8}&{{{10}^6} + 4}&{{{10}^{15}} + 9}
\end{array}} \right]$ ,
$n \in N$, then