Mathematics MCQS for class 12 with Answers Chapter 6

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Mathematics MCQS for class 12 with Answers


An expression involving anyone of the symbols < (less than), > (greater, then) ? (less then or equal to), ? greater than or equal to) is called.
equation
linear equation
inequality
Identity

There are _______ ordered pairs that satisfy the inequality ax + by > c
None of these
Two
Infinitely many
Finitely many

The region of the graph ax + by < c is called ___________ half plane
Closed
Open
None of these
Open as well as closed

ax < b is an inequality of one variable
One variable
None of these
Two variable
Three variable

ax + by > c is an inequality of
Two variable
Three variable
One variable
None of these

The centre of the circle (x – 5)2 + (y-3)2 = 8 is
(-5, 3)
(5, 3)
(5, -3)
(-5, -3)

ax+by+c > 0 is an:
N ot inequality
Equation
Identity
Inequality

ax = by < c is an inequality of two variables
Two variable
Three variable
One variable
None of these

The end points of major axis of ellipse are called
foci
Directrices
vertices
Co-vertices

x = 0 is not in the solution of inequality
2x + 3 < 0
x + 5 > 0
x + 4 > 0
2x + 3 > 0

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