1
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
If y = mx + 4 is a tangent to both the parabolas, y2 = 4x and x2 = 2by, then b is equal to:
A
-128
B
128
C
-64
D
-32
2
JEE Main 2020 (Online) 7th January Morning Slot
MCQ (Single Correct Answer)
+4
-1
If the distance between the foci of an ellipse is 6 and the distance between its directrices is 12, then the length of its latus rectum is:
A
$$\sqrt 3 $$
B
$$3\sqrt 2 $$
C
$${3 \over {\sqrt 2 }}$$
D
$$2\sqrt 3 $$
3
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
The equation of common tangent to the curves y2 = 16x and xy = –4, is :
A
x – y + 4 = 0
B
x + y + 4 = 0
C
x – 2y + 16 = 0
D
2x – y + 2 = 0
4
JEE Main 2019 (Online) 12th April Evening Slot
MCQ (Single Correct Answer)
+4
-1
The tangents to the curve y = (x – 2)2 – 1 at its points of intersection with the line x – y = 3, intersect at the point :
A
$$\left( {{5 \over 2}, - 1} \right)$$
B
$$\left( { - {5 \over 2}, - 1} \right)$$
C
$$\left( {{5 \over 2},1} \right)$$
D
$$\left( { - {5 \over 2},1} \right)$$
JEE Main Subjects
EXAM MAP
Joint Entrance Examination
JEE MainJEE AdvancedWB JEE
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Medical
NEET