x- 3 - 0.008 = 0 হলে, x2 এর মান কত?

A

25

B

100

C

125

D

1000

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সমাধান:
x- 3 - 0.008 = 0
বা, x- 3 = 0.008
বা, 1/x3 = 8/1000
বা, 1/x3 = 1/125
বা, 1/x3 = 1/53
বা, x3 = 53
বা, x = 5
বা, x2 = 52
∴ x2 = 25

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Updated: 3 days ago

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