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

Factor the expression completely: 40-5x
Which opinion would a republican most likely hold about entitlement programs?
What are organelles surrounded by ?
Amy is a 9 year old patient who has a high fever, headache and an itchy rash. Although Amy usually has a good appetite, her mother says she has not been hungry
The total weight limit for a truck is 100,000 pounds. The truck weighs 36,000 pounds when the truck is empty. What is the most that the truck's load can weigh?
Solve the compound inequality v – 6 < 18 or v + 9 > 40 for v.
V = r^2h/3 Please solve fastly thank you very much!!
Where is the largest reservoir of nitrogen that is unusable by most organisms? A) Atmosphere B) Soil C) Oceans D) Rocks
HELP AND PLEASE GIVE A REAL ANSWER USING THE NUMBERS ALL NUMBERS U NEED AND THE QUESTION IS ON THE PICTURE
Which number below is a possible solution to x < 10 ? 20, 5, 10