noraschulze25 noraschulze25

06-05-2020
Mathematics

contestada

What is the factored form of
z^2 - 2z - 3

Respuesta :

chloemetcalf05 chloemetcalf05

06-05-2020

Answer:

z=1 z=-3

Step-by-step explanation:

take z^2 times it to -3 then factor for -2 and reverse the answer

Answer Link

renchux5 renchux5

06-05-2020

z= 3 and z=-1

D= b^2 - 4ac = 4
z1 = (-b+D)/2a = (2+4)/2x1 = 3
z2 = (-b-D)/2a = (2-4)/2x1 = -1

Answer Link

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