Mathematics MCQS for class 12 with Answers Chapter 6

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 minimum
Minimum
May be maximum
Maxnimum

(0, 0) is the in the solution of inequality
3x + 5y > 7
3x + 5y > 7
7x + 2y > 0
x – 3y > 0

A function which is to be maximized or minimized is called an ________
Minimum function
None of these
Objective function
Maximum function

The focus of parabola y2 = -8x is
(-2, 0)
(2, 0)
(0, 0)
(0, 2)

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

x = – 5 is in the solution of
x > 0
x + 4 > 0
x – 4 > 0
2x + 3 < 0

Ax2 + By2 + Gx + Fy + C = 0 form hyperbola if ——————–
A = B
none of these

A quadrilateral having two parallel and two non-parallel sides, is called.
Circle
Square
Trapezium
Rectangle

A vertical line line divides the plane into _________ half planes
None of these
Left and Right
Many
Upper and lower

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

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