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Byju's Answer
Standard XII
Physics
Vector Addition
Identify the ...
Question
Identify the Law of Logic
(
p
∨
q
)
∨
r
≡
p
∨
(
q
∨
r
)
≡
p
∨
q
∨
r
A
Associative law
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B
Commutative Law
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C
Involution Law
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D
Conditional Law
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Solution
The correct option is
B
Associative law
Associative Law
This law allows the removal of brackets from an expression and regrouping of the variables.
(
p
∨
q
)
∨
r
≡
p
∨
(
q
∨
r
)
≡
p
∨
q
∨
r
Suggest Corrections
0
Similar questions
Q.
Identify the Law of Logic
p
→
q
≡
∼
p
∨
q
Q.
Identify the Law of Logic:
p
∧
q
≡
q
∧
p
Q.
The logical statement
[
∼
(
∼
p
∨
q
)
∨
(
p
∧
r
)
]
∧
(
∼
q
∧
r
)
is equivalent to :
Q.
The statement
(
p
⇒
q
)
⇒
[
(
r
∨
p
)
⇒
(
r
∨
q
)
]
is
Q.
Let
p
,
q
,
r
denote the arbitary statements then the logical equivalance of the statement
p
⇒
(
q
∨
r
)
is
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