Arkadaşlkar, fotoğrafta 1 2 3 4.. şeklinde testin cevapları yazılmış ya yazıldığında etrafı siyah çerçeve ile çevrilmiş.Bu excel de nasıl yapılıyor hücrelerin arasında siyah çizgiş var ayrılmış yani.

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Write an essay on online collaboration, how to do it, the challenges, resolving the challenges, and consider whether the risks are greater than rewards. ( need )

For positive constants a and b, the force between two atoms in a molecule is given f(r) = −a r2 + b r3 , where r > 0 is the distance between the atoms. note: a and b are upper case letters. (a) find f '(r) = (b) find the critical point for f(r). r = (c) find f ''(r) = (d) find the value of r so that f ''(r) = 0.