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Recent questions tagged equations

1 vote
1 answer
1
For which value of $k$ does the following pair of equations yield a unique solution for $x$ such that the solution is positive? $x^{2}-y^{2}=0$ $(x-k)^{2}+y^{2}=1$ $2$ $0$ $\sqrt{2}$ $\sqrt{-2}$
asked Mar 1 in Quantitative Aptitude Arjun 8k points 52 71 137 58 views
1 vote
0 answers
2
Refer to the following data: le(x, y) = | least of(x, y) mo(x) = |x| me(x) (x, y) = maximum of(x, y) For what values of $a$ is $le(a^{2} – 3a, a – 3) < 0$? $1 < a < 3$ $a < 0$ and $a < 3$ $a < 0$ and $a < 3$ $a < 0$ or $a < 3$
asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 109 views
1 vote
0 answers
3
Refer to the following data: le(x, y) = | least of(x, y) mo(x) = |x| me(x) (x, y) = maximum of(x, y) For what values of a is $me(a^{2} – 3a, a – 3) < 0$? $a < 3$ and $a < 1$ $1 < a < 3$ $a < 3$ or $a < 1$ $a < 3$ or $a < 0$
asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 80 views
1 vote
0 answers
4
Refer to the following data: le(x, y) = | least of(x, y) mo(x) = |x| me(x) (x, y) = maximum of(x, y) Which of the following must be correct? mo(le(a, b)$^{3}$ (me(mo(a), mo(b)) mo(le(a, b)) > (me(mo(a), mo(b)) mo(le(a, b)) < (le(mo(a), mo(b)) mo(le(a, b)) le(mo(a), mo(b))
asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 80 views
1 vote
0 answers
5
Refer to the following data: le(x, y) = | least of(x, y) mo(x) = |x| me(x) (x, y) = maximum of(x, y) Find the value of me(a + mo(le(a, b)); mo(a + me(mo(a), mo(b)), at $a = -2$ and $b = - 3$. $1$ $0$ $5$ $3$
asked Aug 29, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 66 views
1 vote
1 answer
6
What is the value of m which satisfies $3m^{2} - 21m + 30 < 0$? $m < 2$, or $m > 5$ $m > 2$ $2 < m < 5$ $m < 5$
asked Aug 28, 2017 in Quantitative Aptitude makhdoom ghaya 7.8k points 116 541 1029 118 views
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