[tex]a)P=\frac{d}MRT|*M\\PM=dRT|:P\\M=\frac{dRT}M[/tex]
[tex]b)s=ar(x+r)\\s=xar+ar^2\\s-ar^2=xar|:ar\\x=\frac{s-ar^2}{ar}[/tex]
[tex]c)s=vt+\frac{at^2}2|*2\\2s=2vt+at^2\\2s-2vt=at^2\\a=\frac{2(s-vt)}{t^2}[/tex]
[tex]d)F=G\frac{Mm}{r^2}|*r^2\\Fr^2=GMm|:GM\\m=\frac{Fr^2}{GM}[/tex]
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
[tex]a)P=\frac{d}MRT|*M\\PM=dRT|:P\\M=\frac{dRT}M[/tex]
[tex]b)s=ar(x+r)\\s=xar+ar^2\\s-ar^2=xar|:ar\\x=\frac{s-ar^2}{ar}[/tex]
[tex]c)s=vt+\frac{at^2}2|*2\\2s=2vt+at^2\\2s-2vt=at^2\\a=\frac{2(s-vt)}{t^2}[/tex]
[tex]d)F=G\frac{Mm}{r^2}|*r^2\\Fr^2=GMm|:GM\\m=\frac{Fr^2}{GM}[/tex]