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Byju's Answer
Standard VI
Mathematics
Formation of Algebraic Expressions
What must be ...
Question
What must be added to the polynomial
14
x
2
+
13
x
−
15
so that the resulting polynomial is exactly divisible by
7
x
−
4.
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Solution
Let
p
(
x
)
=
14
x
2
+
13
x
−
15
and
q
(
x
)
=
7
x
−
4
Divide
p
(
x
)
by
q
(
x
)
by long division method as shown in the above image.
Therefore,
the remainder
is
−
3
.
Hence,
3
must be added to
14
x
2
+
13
x
−
15
so that the resulting polynomial is exactly divisible by
7
x
−
4
.
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