ebulut634 ebulut634

02-12-2018
Mathematics

contestada

In Heather's physics class, she had to solve the equation 7=12at2+ut for u.

Which equation correctly solves for u?

In Heathers physics class she had to solve the equation 712at2ut for u Which equation correctly solves for u class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

02-12-2018

Answer:

B (7 -1/2 at^2)/t = u

Step-by-step explanation:

7 = 1/2 at^2 + ut

subtract 1/2 at^2 from each side

7 -1/2 at^2 = 1/2 at^2 + ut - 1/2 at^2

7 -1/2 at^2 = ut

divide by t

(7 -1/2 at^2)/t = ut/t

(7 -1/2 at^2)/t = u

Answer Link

Jdkdkkekwkke Jdkdkkekwkke

02-04-2020

Answer: bottom left

Step-by-step explanation:

Answer Link

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