kdaley221 kdaley221

08-05-2021
Mathematics

contestada

1. s = 1/2(u+v)t
make u the subject and show the steps plz

2. p/2 = √t +r /9
make t the subject and show the steps plz

Respuesta :

barbielol19 barbielol19

08-05-2021

1. s= 1/2(u+v)t
s = (u+v)t/2
sx2 = (u+v)t
2s = (u+v)t
2s/t = u+v
2s/t - v = u
u = 2s/t - v
2. p/2 = √t + r/9
p/2-r/9 = √t
p^2/4 - pr/9 + r^2/81 = t
t = p^2/4 - pr/9 + r^2/81
hope this helps

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