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

Two 4.0kg masses are 1.0m apart on a frictionless table. Each has 1.0μC of charge. Part A What is the magnitude of the electric force on one of the masses? What
David made 30 cups of tea per hour. Andrew made 35 cups of coffee per hour. This week David made an additional 10 cups of tea. Write an expression that represen
2. What two features must a sample have if it is to accurately represent a population?
the building blocks of proteins are known as
Drake received 80 points on a project for school. He can make changes and receive one-tenth of the missing points back. He can do this 10 times. Create the form
Do I capitalize zebra in this sentence? Meet Timmy the zebra.
You are working at establishing a computer network and communications support for incident personnel. Where are you working? a. Operations Section b. Planning S
America changes through times of conflict, growth, or peace and cooperation?
If the ordered pair (2,4) is on the graph f(x), find one ordered pair that will be on the following functions: a) f(x)-3 b) f(x-3) c) 2 f(x) d) f(x-
The IMF and World Bank have been criticized as undemocratic. Why?