please solve this with explaination 0
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0
Answer:
1/4+√5
this is the correct answer
Answered by
1
Step-by-step explanation:
+8
3
−4
15
=?
Medium
Solution
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Correct option is C)
21−4
5
+8
3
−4
15
=
21−2
20
+2
48
−2
60
=
21−2
5×4
+2
4×12
−2
5×12
=
(12+5+4)−2
5×4
+2
12×4
−2
12×5
[which is the expansion of (
12
+
4
−
5
)
2
]
=
(
12
−
5
+
4
)
2
=
12
−
5
+
4
=−
5
+
4
+
12
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