Phillyd80
Phillyd80
04-08-2017
Mathematics
contestada
Solve the equation by factoring. z^2-6z-27=0
Respuesta :
Banabanana
Banabanana
04-08-2017
z² -
6z - 27 = 0
z² + 3z - 9z - 27 = 0
z(z+3) - 9(z+3) = 0
(z+3)(z-9) = 0
z + 3 = 0 or z - 9 = 0
z = -3 z = 9
Answer: z=-3 and z=9
Answer Link
VER TODAS LAS RESPUESTAS ( 19+ )
Otras preguntas
A salicylate is contraindicated in patients who have had surgery within the past week for which reason? an increased risk for:
George honker is diagnosed with acute hepatitis b without delta-agent with hepatic coma. the main term is _____; the correct diagnosis code is ______.
Q6 A brand of lemonade has a sugar content of 2.5 grams per 100 millilitres. A brand of apple juice has a sugar content of 12 grams per 100 millilitres. Work ou
I like to see it lap the miles, And lick the valleys up, And stop to feed itself at tanks; And then, prodigious, step Around a pile of mountains, And, supercili
What is the solution to the following equation? -6(3x + 2) = -84+2(-6-2x) O 0-6 O 9 -9
I need help asap, dont just guess please i rlly need dis math grade 2 come up Describe all situations where vertical angles are also supplementary. Question con
A liquid solvent is added to a flask containing an insoluble solid. The total volume of the solid and liquid together is 78.0 mL. The liquid solvent has a mass
(DUE TODAY) Through which chamber of the heart does blood leave to go to the body? arteries ventricles atria capillaries
Polygamy is practiced in some parts of the world, while monogamy is practiced in others. people who believe that polygamy or monogamy is a deviant practice are
How is the distinction between innovative and replicative entrepreneurship related to the distinction between opportunity-based and necessity-based entrepreneur
