# Mathematics MCQS for class 12 with Answers Chapter 6

#### Mathematics MCQS for class 12 with Answers

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
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

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