1
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

If p $$\ne$$ a, q $$\ne$$ b, r $$\ne$$ c and the system of equations

px + ay + az = 0

bx + qy + bz = 0

cx + cy + rz = 0

has a non-trivial solution, then the value of $$\frac{p}{p-a}+\frac{q}{q-b}+\frac{r}{r-c}$$ is

A
1
B
2
C
$$\frac{1}{2}$$
D
0
2
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

If g(x) = x2 + x $$-$$ 2 and $$\frac{1}{2}gof(x)=2x^2-5x+2$$, then f(x) is equal to

A
2x $$-$$ 3
B
2x + 3
C
2x2 + 3x + 1
D
2x2 $$-$$ 3x + 1
3
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

The smallest positive integral value of n such that $${\left[ {{{1 + \sin {\pi \over 8} + i\cos {\pi \over 8}} \over {1 + \sin {\pi \over 8} - i\cos {\pi \over 8}}}} \right]^n}$$ is purely imaginary, is equal to

A
4
B
3
C
2
D
8
4
BITSAT 2022
MCQ (Single Correct Answer)
+3
-1

Given that a house forms a right angle view from a window of another house, and the angle of elevation from the base of the first house to the window is 60 degrees. If the separation between the two houses is 6 meters, calculate the height of the first house.

A
8$$\sqrt3$$ m
B
6$$\sqrt3$$ m
C
4$$\sqrt3$$ m
D
None of these
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12