1
IIT-JEE 1982
MCQ (Single Correct Answer)
+2
-0.5
If p, q, r are any real numbers, then
A
max (p, q) < max (p, q, r )
B
min (p, q) = $${1 \over 2}\left( {p + q - \left| {p - q} \right|} \right)$$
C
max (p, q) < min (p, q, r)
D
none of these
2
IIT-JEE 1982
MCQ (Single Correct Answer)
+2
-0.5
The largest interval for which $${x^{12}} - {x^9} + {x^4} - x + 1 > 0$$ is
A
$$ - 4 < x \le 0$$
B
$$\,0 < x < 1$$
C
$$ - 100 < x < 100$$
D
$$ - \infty < x < \infty $$
3
IIT-JEE 1980
MCQ (Single Correct Answer)
+2
-0.5
The least value of the expression $$2\,\,{\log _{10}}\,x\, - \,{\log _x}(0.01)$$ for x > 1, is
A
10
B
2
C
- 0.01
D
none of these.
4
IIT-JEE 1980
MCQ (Single Correct Answer)
+2
-0.5
If $$\,({x^2} + px + 1)\,$$ is a factor of $$(a{x^3} + bx + c)$$, then
A
$${a^2} + {c^2} = - ab\,$$
B
$${a^2} - {c^2} = - ab$$
C
$${a^2} - {c^2} = ab$$
D
none of these
JEE Advanced Subjects