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Byju's Answer
Standard VIII
Mathematics
Multiplication of Any Polynomial
Multiply e ...
Question
Multiply
e
√
−
1
+
e
−
√
−
1
by
e
√
−
1
−
e
−
√
−
1
Open in App
Solution
(
e
√
−
1
+
e
−
√
−
1
)
×
(
e
√
−
1
−
e
−
√
−
1
)
=
e
√
−
1
(
e
√
−
1
−
e
−
√
−
1
)
+
e
−
√
1
(
e
√
−
1
−
e
√
−
1
)
=
e
2
√
−
1
−
e
0
+
e
0
−
e
−
2
√
−
1
=
e
2
√
−
1
−
e
−
2
√
−
1
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0
Similar questions
Q.
Two numbers are randomly selected and multiplied. Consider two events
E
1
and
E
2
defined as
E
1
: Their product is divisible by 5
E
2
: Unit’s places in their product is 5
Which of the following statement is/are correct?
Q.
Area of the region bounded by
y
=
e
x
,
y
=
e
−
x
and the line
x
=
1
is)
Q.
If
E
=
E
1
E
2
E
3
E
4
E
5
and
P
(
E
1
)
=
95
100
,
P
(
E
2
/
E
1
)
=
94
99
,
P
(
E
1
/
E
1
E
2
)
=
93
98
,
P
(
E
4
/
E
1
E
2
E
3
)
=
92
97
and
P
(
E
5
/
E
1
E
2
E
3
E
4
)
=
91
96
, then find
P
(
E
)
.
Q.
The maximum value of
1
x
x
is
(a) e (b) e
e
(c) e
1/e
(d)
1
e
1
/
e
Q.
∫
1
0
e
−
x
1
+
e
−
x
d
x
=
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