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Byju's Answer
Standard XII
Mathematics
Sum of n Terms
The square ro...
Question
The square root of
x
4
+
6
x
3
+
17
x
2
+
24
x
+
16
is equal to
x
2
+
3
x
+
4
.
A
True
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B
False
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Solution
The correct option is
A
True
Let square root of given bi quadratic equation be
x
2
+
p
x
+
q
We will square the given equation
⇒
x
4
+
p
2
x
2
+
q
2
+
2
p
x
3
+
2
p
q
x
+
2
q
x
2
Rewriting the terms ;
⇒
x
4
+
x
3
(
2
p
)
+
x
2
(
p
2
+
2
q
)
+
x
(
2
p
q
)
+
q
2
Comparing the above equation with given equation ;
⇒
q
2
=
16
⇒
q
=
4
⇒
2
p
q
=
24
⇒
p
=
3
∴
p
=
3
and
q
=
4
∴
square root
=
x
2
+
3
x
+
4
Hence, the given statement is true.
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Similar questions
Q.
State true or false
Square root of
x
4
+
6
x
3
+
17
x
2
+
24
x
+
16
is
x
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x
+
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Q.
If
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=
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Find the square root of
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