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Byju's Answer
Standard VII
Mathematics
(a+b)(a-b) Expansion and Visualisation
Simplify: a+...
Question
Simplify:
(
a
+
b
+
1
)
2
−
4
(
a
+
b
)
−
25
.
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Solution
Now,
(
a
+
b
+
1
)
2
−
4
(
a
+
b
)
−
25
=
(
a
+
b
)
2
+
2
(
a
+
b
)
.1
+
1
−
4
(
a
+
b
)
−
25
=
(
a
+
b
)
2
−
2
(
a
+
b
)
−
24
=
(
a
+
b
)
2
−
6
(
a
+
b
)
+
4
(
a
+
b
)
−
24
=
(
a
+
b
−
6
)
(
a
+
b
+
4
)
.
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0
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