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K এর কোন মানের জন্য kx + 5y =7 এবং
x
2
+
y
3
=
1
সরলরেখাদ্বয় পরস্পর লম্ব হবে?
Created: 1 year ago |
Updated: 1 week ago
10
3
-
7
2
5
3
-
10
3
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Created: 6 months ago |
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Created: 6 months ago |
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