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Byju's Answer
Standard XII
Mathematics
Complex Numbers
State true or...
Question
State true or false.
(
16
81
)
−
3
4
×
(
49
9
)
3
2
÷
(
343
216
)
2
3
is equal to
31.5
A
True
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B
False
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Solution
The correct option is
A
True
As given
(
16
81
)
−
3
4
×
(
49
9
)
3
2
÷
(
343
216
)
2
3
⇒
(
2
4
3
4
)
−
3
4
×
(
7
2
3
2
)
3
2
÷
(
7
3
6
3
)
2
3
⇒
⎛
⎝
2
4
⋅
−
3
4
3
4
⋅
−
3
4
⎞
⎠
×
⎛
⎝
7
2
⋅
3
2
3
2
⋅
3
2
⎞
⎠
÷
⎛
⎝
7
3
⋅
2
3
6
3
⋅
2
3
⎞
⎠
⇒
(
2
−
3
3
−
3
)
×
(
7
3
3
3
)
÷
(
7
2
6
2
)
⇒
(
2
−
3
3
−
3
)
×
(
7
3
3
3
)
×
(
6
2
7
2
)
⇒
(
1
×
7
3
−
2
×
6
2
2
3
×
3
−
3
+
3
)
⇒
(
7
×
36
8
)
⇒
252
8
⇒
31.5
Suggest Corrections
0
Similar questions
Q.
Evaluate:
(
16
81
)
−
3
4
×
(
49
9
)
3
2
÷
(
343
216
)
2
3
Q.
Evaluate
(
16
81
)
−
3
4
×
(
49
9
)
3
2
+
(
343
216
)
2
3
Q.
Solve the following:
(
16
81
)
−
3
4
×
(
49
9
)
3
2
+
(
343
216
)
2
3
Q.
Solve the following :
(
i
)
(
27
125
)
2
3
×
(
9
25
)
−
3
2
(
i
i
)
7
0
×
(
25
)
−
3
2
−
5
−
3
(
i
i
i
)
(
16
81
)
−
3
4
×
(
49
9
)
3
2
÷
(
343
216
)
2
3
Q.
State True or False.
(
27
)
2
3
÷
(
81
16
)
−
1
4
is equal to
13
1
2
.
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