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Standard VIII
Mathematics
Question
The value of (95)
2
is
9025
90025
90205
85025
A
9025
B
90025
C
90205
D
85025
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Solution
Verified by Toppr
The correct option is
A
9025
(95)
2
= (100 - 5)
2
= (100)
2
+ (5)
2
- 2 x 100 x 5
[formula : a
2
+ b
2
- 2ab]
= 10000 + 25 - 1000
= 10025 - 1000
= 9025
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