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Byju's Answer
Standard VII
Mathematics
Substitution
ntsolve:-n nt...
Question
ntsolve:-n nt(2+i)x square + (i-5)x - 2(i-1)=0n ntn
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Similar questions
Q.
If
t
n
=
∑
n
r
=
0
1
(
n
C
r
)
k
and
S
n
=
∑
n
r
=
0
r
(
n
C
r
)
k
, where
k
∈
Z
+
, then
cos
−
1
(
S
n
n
t
n
)
Q.
(
1
+
i
)
x
−
2
i
3
+
i
+
(
2
−
3
i
)
y
+
i
3
−
i
=
i
. Find
x
,
y
.
Q.
If
(
1
+
i
)
x
−
2
i
3
+
i
+
(
2
−
3
i
)
y
+
i
3
−
i
=
i
, then
(
x
,
y
)
=
Q.
If
S
n
=
1
n
+
1
∑
n
i
=
0
(
n
i
)
, then
2
S
n
+
1
−
S
n
equals
Q.
Solve the equation
(
1
+
i
)
x
−
2
i
3
+
i
+
(
2
−
3
i
)
y
+
i
3
−
i
=
i
;
x
,
y
∈
R
;
i
=
√
−
1
.
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