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Standard VII
Mathematics
Factorising a Binomial
Factorise usi...
Question
Factorise using identities:
p
4
–
(
q
+
r
)
A
−
[
2
]
B
C
D
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Solution
The correct option is D
=
[Using identity:
a
b
Step-by-step explanation:
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Answer:
Find solutions
CameraIcon
MyQuestionIcon
Byju's Answer
thumbs-up
Standard VII
thumbs-up
Mathematics
thumbs-up
Factorising a Binomial
thumbs-up
Factorise usi...
Question
Factorise using identities:
p
4
–
(
q
+
r
)
4
A
(
p
+
q
−
r
)
(
p
−
q
+
r
)
[
p
2
+
(
q
+
r
)
2
]
B
(
p
+
q
+
r
)
2
[
p
2
+
(
q
+
r
)
2
]
C
(
p
−
q
−
r
)
2
[
p
2
+
(
q
+
r
)
2
]
D
(
p
−
q
−
r
)
(
p
+
q
+
r
)
[
p
2
+
(
q
+
r
)
2
]
Open in App
Solution
The correct option is D
(
p
−
q
−
r
)
(
p
+
q
+
r
)
[
p
2
+
(
q
+
r
)
2
]
p
4
–
(
q
+
r
)
4
=
(
p
2
)
2
−
[
(
q
+
r
)
2
]
2
=
[
p
2
−
(
q
+
r
)
2
]
[
p
2
+
(
q
+
r
)
2
]
[Using identity:
a
2
−
b
2
=
(
a
−
b
)
(
a
+
b
)
]
=
[
p
−
(
q
+
r
)
]
[
p
+
(
q
+
r
)
]
[
p
2
+
(
q
+
r
)
2
]
=
(
p
−
q
−
r
)
(
p
+
q
+
r
)
[
p
2
+
(
q
+
r
)
2
]
Step-by-step explanation:
please make me brainliest