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Byju's Answer
Standard X
Mathematics
Certain Event and Impossible Event
A die is thro...
Question
A die is thrown once. What is the probability that the
A
1
/
2
,
2
/
3
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B
1
/
2
,
1
/
3
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C
1
/
2
,
1
/
8
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D
2
/
3
,
2
/
3
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E
2
/
3
,
1
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Solution
The correct option is
A
1
/
2
,
2
/
3
Suggest Corrections
0
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Q.
Matrix
A
=
⎡
⎢
⎣
1
2
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1
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2
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7
⎤
⎥
⎦
then the value of
a
31
A
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is
Q.
The sum of the series
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is
Q.
Equation of the line of shortest distace between the lines
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For the series,
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2
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2
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1
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3
+
5
+
7
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(
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3
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4
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2
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…
Q.
Prove that:
(i)
3
×
5
-
3
÷
3
-
1
3
5
×
3
×
5
6
6
=
3
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(ii)
9
3
/
2
-
3
×
5
0
-
1
81
-
1
/
2
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15
(iii)
1
4
-
2
-
3
×
8
2
/
3
×
4
0
+
9
16
-
1
/
2
=
16
3
(iv)
2
1
/
2
×
3
1
/
3
×
4
1
/
4
10
-
1
/
5
×
5
3
/
5
÷
3
4
/
3
×
5
-
7
/
5
4
-
3
/
5
×
6
=
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(v)
1
4
+
(
0
.
01
)
-
1
/
2
-
(
27
)
2
/
3
=
3
2
(vi)
2
n
+
2
n
-
1
2
n
+
1
-
2
n
=
3
2
(vii)
64
125
-
2
/
3
+
1
256
625
1
/
4
+
25
64
3
=
65
16
(viii)
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-
3
×
6
2
×
98
5
2
×
1
/
25
3
×
(
15
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-
4
/
3
×
3
1
/
3
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28
2
(ix)
(
0
.
6
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0
-
(
0
.
1
)
-
1
3
8
-
1
3
2
3
+
-
1
3
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1
=
-
3
2