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Math 12 Chapter 5
Linear Inequalities and Linear Programming
Test - 5
1.
An expression involving any one of the four symbols >, <, ≥, ≤ is called:
a) An equation
b) An identity
c) An inequality
d) A linear equality
2.
ax + by > 2 is an:
a) Equation
b) In-equation
c) Identity
d) A linear equality
3.
The inequality x > 0 shows:
a) Right half-plane
b) Left half-plane
c) Upper half-plane
d) lower half-plane
4.
ax + by > c is a linear inequality in:
a) One variable
b) Two variables
c) Three variables
d) Four variables
5.
Associated equation of ax + by > c is:
a) ax + by = 0
b) ax + by < c
c) ax + by = c
d) ax + by > c
6.
The solution of ax + by < c is:
a) Closed half-plane
b) Open half –plane
c) Circle
d) Parabola
7.
If the line segment obtained by joining any two points of a region lies entirely with in the region then the region is called:
a) Feasible
b) Convex
c) Non-convex
d) Optimal
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