Mdaulton2992 Mdaulton2992
  • 02-09-2017
  • Mathematics
contestada

Solve 5v2+25=115 , where v is a real number

Respuesta :

texaschic101
texaschic101 texaschic101
  • 02-09-2017
5v^2 + 25 = 115
5v^2 = 115 - 25
5v^2 = 90
v^2 = 90/5
v^2 = 18...take the square root of both sides eliminating the ^2
v = (+-) sqrt 18

v = 4.24 or v = -4.24
Answer Link
KhaiLi
KhaiLi KhaiLi
  • 02-09-2017
Can be + or - , as V will be squared. When any -ve number is squared, it will become positive.
Ver imagen KhaiLi
Answer Link

Otras preguntas

If three people share1/2pound of peanuts equally how much will each have
can someone give me 3 reasons to the rebuilding of Japan after WW2??
The deadly weapon called Greek fire was used by this empire to defend itself?
Faith is 1/5 get morthers age. their combined ages are 30. how old is faith
The freezing and expanding of water in the cracks of rocks is a form of
can some one help me find a good conclusion sentence
Am I correct to say this is correctly punctuated? Wading in the shallow water, Courtney found dozens of interesting seashells.
Defenition of salinity
Which one of the following was not one of the names of Columbus's ships? a. La Nina b. La Golondrina c. La Pinta d. La Santa Maria
if a 6-foot -tall man casts a shadow that is 13 feet long, how tall is a tree that casts a shaow that is 169 feet long?