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Byju's Answer
Standard VIII
Mathematics
Multiplication of Any Polynomial
Solve: 4x+54...
Question
Solve:
(
4
x
+
5
)
(
4
x
−
1
)
Open in App
Solution
We have,
⇒
(
4
x
+
5
)
(
4
x
−
1
)
⇒
16
x
2
−
4
x
+
20
x
−
5
⇒
16
x
2
+
16
x
−
5
Hence, this is the answer.
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5
Similar questions
Q.
Use the identity
(
x
+
a
)
(
x
+
b
)
=
x
2
+
(
a
+
b
)
x
+
a
b
to find the following product:
(i)
(
4
x
−
5
)
(
4
x
−
1
)
(ii)
(
4
x
+
5
)
(
4
x
−
1
)
Q.
Solve:
5
(
4
x
+
1
)
−
2
−
(
5
x
+
3
)
=
15
Q.
Use the identity
(
x
+
a
)
(
x
+
b
)
=
x
2
+
(
a
+
b
)
x
+
a
b
to find following products.
(i)
(
x
+
3
)
(
x
+
7
)
(ii)
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4
x
+
5
)
(
4
x
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)
(iii)
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x
−
5
)
(
4
x
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1
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(iv)
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4
x
+
5
)
(
4
x
−
1
)
(v)
(
2
x
+
5
y
)
(
2
x
+
3
y
)
(vi)
(
2
a
2
+
9
)
(
2
a
2
+
5
)
(vii)
(
x
y
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(
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z
−
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)
Q.
Solve:
3
x
+
5
4
x
+
2
=
3
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+
4
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+
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Q.
What is the value of (gofofogogof) (x) (fogofog) (x)
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