Mathematics Tes...

What is the order of \(\left[\begin{array}{lll}4 & 4 & 1\end{array}\right]\left[\begin{array}{lll}3 & 2 & 5 \\ 9 & 7 & 4 \\ 6 & 4 & 1\end{array}\right]\) ?

If \(x=2+3 \cos \theta\) and \(y=1-3 \sin \theta\) represent a circle then the centre and radius is:

How many different words can be formed by using all the letters of the word, ALLAHABAD if both L's do not come together? 

Evaluate:

\(\frac{\cos x-\sin x+1}{\cos x+\sin x-1}\)

In a simultaneous throw of a pair of dice, the probability of getting a total more than 7 is:

What are the two main types of measures of dispersion?

Find the area under the curve \(y=\cos x\) in the interval \(0

If \(\sin x+\operatorname{sin}^{2} x=1\), then \(\cos ^{4} x+\cos ^{2} x\) is equal to:

If \(\lim _{x \rightarrow a} \frac{a^{x}-x^{a}}{x^{x}-a^{a}}=-1\), then what is the value of \(a\) ?