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HOPE SECONDARY SCHOOL
Chapter No. 06: Linear Equation Ans Linear Inequalities
MCQs Preparation Of IX Math
Prepared By Team Of Ustani G,Free Educational Team, KARACHI
18. |𝑥| = 0 has only _______ solution:
(a) one ✓
(b) two
(c) three
(d) none of these
19. The equation |𝑥| = 2 is equivalent to:
(a) 𝑥 = 2 or 𝑥 = −2 ✓
(b) 𝑥 = −2 or 𝑥 = −2
(c) 𝑥 = 2 or 𝑥 = 12
(d) 𝑥 = 2 or 𝑥 = −12
20. A/an ________ is equation that is satisfied by every number for which both sides are defined:
(a) identity ✓
(b) conditional
(c) inconsistent
(d) inequation
21. A/an ________ equation is an equation whose solution set is the empty set:
(a) identity
(b) conditional
(c) inconsistent ✓
(d) none
22. A/an ________ equation is an equation that is satisfied by at least one number but is not an identity:
(a) identity
(b) conditional
(c) inconsistent ✓
(d) none
23. 𝑥 + 4 = 4 + 𝑥 is __________ equation:
(a) identity ✓
(b) conditional
(c) inconsistent
(d) none
24. 2𝑥 + 1 = 9 is __________ equation:
(a) identity
(b) conditional ✓
(c) inconsistent
(d) none
25. 𝑥 = 𝑥 + 5 is __________ equation:
(a) identity
(b) conditional
(c) inconsistent ✓
(d) none
26. Equations having exactly the same solution are called _____ solution.
(a) equivalent ✓
(b) linear
(c) inconsistent
(d) inequation
27. A solution that does not satisfy the original equation is called ______ solution.
(a) extraneous ✓
(b) root
(c) general
(d) proper
Special Thanks To Ustani G
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