Mathematics MCQS for class 12 with Answers Chapter 5

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Mathematics MCQS for class 12 with Answers


If a function f(x, y) have same maximum value at any two points, then it is _________ at all the points of the line segment between these point
May be maximum
May be minimum
Minimum
Maxnimum

ax + by < C is linear inequality in variables
2
3
1
0

(2,1) is one of the solutions of the inequality
None of these
3x+5y<6
2x+y<7
x-y>1

A vertical line divides a plane into ______ half planes
Left and lower
Left and right
Upper and lower
Upper and right

The operation ________ by a positive constant to each side of inequality will not effect the order (or sense) of inequality
Adding
None of these
Subtracing
Dividing

The graphs of ax+by
Closed half plane
Upper & lower
None of these
Left & right

If equations of sides of the triangle are given, then intersection of any two lines give a
Centroid of the triangle
None of these
Vertex of the triangle
Are of the triangle

The graph of 2x + y <2is the closed half plane the region is _________ the origin side of 2x + y = 2
On
None of these
At
Not on

For different values of k, the equation 4x + 5y = k represents lines ________ to the line 4x + 5y = 0
Perpendicular
Equal
Parallel
None of these

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

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