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1
BITSAT 2025
MCQ (Single Correct Answer)
+3
-1

If four lines $a x \pm b y \pm c=0$ encloses a rhombus, then the area is

A

$\frac{1}{a b c}$ sq. units

B

$2 a b c$ sq. units

C

$\frac{2 c^2}{a b}$ sq. units

D

None of these

2
BITSAT 2025
MCQ (Single Correct Answer)
+3
-1

If the equation $2 h x y+2 g x+2 f y+c=0$ represents two straight lines, then the area of rectangle formed with the coordinates axes is

A

$\frac{|f g|}{h^2}$

B

$\frac{-f}{h}$

C

$\frac{f g}{h}$

D

$\frac{2 f g}{h}$

3
BITSAT 2024
MCQ (Single Correct Answer)
+3
-1
If $ a, c, b $ are in GP, then the area of the triangle formed by the lines $ a x+b y+c=0 $ with the coordinates axes is equal to
A
1
B
2
C
$ \frac{1}{2} $
D
None of thes
4
BITSAT 2021
MCQ (Single Correct Answer)
+3
-1

The equations of the bisector of the angles between the straight lines 3x + 4y + 7 = 0 and 12x + 5y $$-$$ 8 = 0 are :

A
7x + 9y + 17 = 0, 99x + 77y + 51 = 0
B
7x $$-$$ 9y $$-$$ 17 = 0, 99x + 77y $$-$$ 51 = 0
C
7x $$-$$ 9y + 17 = 0, 99x + 77y + 51 = 0
D
None of the above
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