Vol.195

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良かったなぁ　^_^

Trial & Error
That sound interest!
I think It so good when change something a few in detail..um so tempting!
fu fu fu.. Wristband can use both your solo con and takitsuba con ne~
Of course I like it!
For takitsuba con.. やりたいですか。
Ask your aikata to do it!
Many fans are waiting..
I'm always cheer you!
No matter your solo or your unit!

頑張ってね！ ^_^
☆ 幸運よ。

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Ho! サマー　ポスター



yahhh.. nice poster!
How to get it??

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3.20 am I calculate something..
It's not difficult ne~ ...
Let's do it!

☆ If y = 2x⁵ + 4x⁴ - x³ + 3x² - 5x + 7
find an expression for dy/dx
and the value of dy/dx at x=2

おやすみｚｚｚｚ
v(^^)v