Mathematics MCQS for class 12 with Answers Chapter 6

The inequality y > b is the open half plane to the _________ of the boundary line y = b

Above

Below

Right

Left

x = c is a vertical line parallel to __________

y-axis may be

y-axis

x-axis

None of these

The solution of ax + by ? c is;

circle

open half plane

parabola

closed half plane

If e = 0, then conic is called —————-

hyperbola

parabola

circle

ellipse

x = 4 is the solution of inequality

-2x + 3 > 0

x + 3 > 0

x + 3 < 0

x – 3 < 0

(2,1) is one of the solutions of the inequality

x-y>1

3x+5y<6

2x+y<7

None of these

There are ___________ ordered pairs that satisfy the inequality ax + by < c

Finitely many

Infinitely many

Two

None of these

The operation ________ by a positive constant to each side of inequality will not effect the order (or sense) of inequality

Subtracing

Dividing

Adding

None of these

There are _________ ordered pairs that satisfy the inequality ax + by < c

ax + by > c

ax + by > c

ax + by = c

ax + by < c

A vertical line divides a plane into ______ half planes

Left and right

Upper and lower

Upper and right

Left and lower