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৪৬. If sin A +
sin
2
A
=
1
, then the value of the expression
cos
2
A
+
cos
4
A
is--
Created: 2 months ago |
Updated: 1 week ago
1
1/2
2
3
Job Solution
Bangladesh Bank
Bangladesh bank ; officer ( general) - 27.04.2018
গণিত
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