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Mathematical Reasoning
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Mathematical Reasoning
TEST : 6
# Mathematical Reasoning
# CBSE 11th Mathematics
Prepare / Learn
Q1.
Let p be the proposition : Mathematics is interesting and let q be the proposition that Mathematics is difficult, then the symbol p∧q means
A.
Mathematics is interesting and Mathematics is difficult
B.
Mathematics is interesting or Mathematics is difficult
C.
Mathematics is interesting implies that Mathematics is difficult
D.
Mathematics is interesting implies and is implied by Mathematics is difficult
View Solution
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Answer :
Option A
Explaination / Solution:
using connective and for ∧
# Mathematical Reasoning
# CBSE 11th Mathematics
Prepare / Learn
Q2.
The negation of the compound statement p∨(∼p∨q) is
A.
(p∧∼q)∧∼p
B.
(p∧∼q)∨p
C.
(p∧q)∨p
D.
(p∧∼q)∨∼p
View Solution
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Answer :
Option A
Explaination / Solution:
∼(p∨(∼p∨q))≡∼p∧(p∧∼q) Applying De morgan's law
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