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Byju's Answer
Standard IX
Mathematics
Remainder Theorem
Subtract the ...
Question
Subtract the second polynomial from the first:
n
3
−
5
n
2
+
6
;
n
3
−
3
n
+
8
A
−
5
n
2
+
3
n
−
2
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B
−
5
+
3
n
−
2
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C
n
2
+
3
n
−
2
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D
-
n
+
3
n
−
2
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Solution
The correct option is
A
−
5
n
2
+
3
n
−
2
(
n
3
−
5
n
2
+
6
)
−
(
n
3
−
3
n
+
8
)
=
n
3
−
5
n
2
+
6
−
n
3
+
3
n
−
8
=
−
5
n
2
+
3
n
−
2
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1
Similar questions
Q.
Subtract the second polynomial from the first and write the degree of the polynomial so obtained.
(i) x
4
+ x
2
+ x
-
1 ; x
4
-
x
3
-
x
2
-
1
(ii) n
3
-
5n
2
+ 6 ; n
2
-
3n + 8
(iii) 2a + 3a
2
-
7 ; 3a
2
-
12 + 2a
Q.
Solve:
lim
n
→
∞
1.
n
+
2
(
n
−
1
)
+
3
(
n
−
2
)
+
.
.
.
.
.
+
n
.1
n
3
Q.
2.
C
0
+
5.
C
1
+
8.
C
2
+
.
.
.
+
(
3
n
+
2
)
C
n
=
(
3
n
+
4
)
2
n
−
1
Q.
Prove
2
+
5
+
8
+
11
+
.
.
.
+
(
3
n
−
1
)
=
1
2
n
(
3
n
+
1
)
n
ϵ
N
Q.
Solve
n
=
3
n
5
−
1
+
3
n
5
−
2
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