What is the discriminant of the polynomial below?

9х2 - 18х+9

оа. -18

ов. 648

ос. о

напна

о

Skip to content# What is the discriminant of the polynomial below? 9х2 – 18х+9 оа. -18 ов. 648 ос. о напна

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What is the discriminant of the polynomial below?

9х2 - 18х+9

оа. -18

ов. 648

ос. о

напна

о

practice. practice. practice.

discriminant=D=0

Step-by-step explanation:

given, 9x^2-18x+9=0...............(1)

equ (1) divided by 9

x^2-2x+1=0

discriminant=D=b^2-4ac

where, b=-2, a=1, c=1

D=(-2)^2-[tex]4\times 1\times 1[/tex]

D=4-4=0

D=0

hence discriminant=D=0 answer

what is the approximate angle of acb if abc is 25cm and the length of segment bc is 15

step-by-step explanation: