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Kheinlexgo
Answered

x(x+2)=1 a=__ b=__ c=___

x²-x=0 a=__ b=___ c=____
(x+2)(x+3)=1 a=__ b=___ c=__

x²+9=0 a= ____ b= _____ c=_______​

Sagot :

Asenachristiango

Answer:

a 1 b 2 c 1

a 1 b 2 c 0

a 2 b 3 c 1

a 2 b 9 c 0

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