s3tar9faquatilli s3tar9faquatilli
  • 01-04-2017
  • Mathematics
contestada

Solve for z.
z^2+15z+14=0

Respuesta :

Аноним Аноним
  • 02-04-2017
z = {- 15 +- root of ( 225-56)  } /  2
 = {-15 +- 13 } / 2
 = -14  or -1

so, z = -14 or -1

hope it helped

Answer Link

Otras preguntas

i don't know what is 4309/73
4+6d<52 How do u do this
If you know how to do rhythms in music please help!!!
Explain your answer !! Will give brainlst
Compare and contrast animal welfare and animal rights. 3-5 sentences
Rewrite 74 as a product. 7 × 7 × 7 × 7 28 7 × 4 4 × 4 × 4 × 4 × 4 × 4 × 4
What type of number is 3- 719i Select all that apply Real Imaginary Complex
which statement is correct?
This is homework is due in 13 minutes help!!​
Solve the system of equations by substitution y = 2x - 4 7x - 2y = 5​