Question

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3問教えてください

(3) x²-3x+2=0
(4) x²-6x-16=0
(5) 6x²+3x=0

Answer 1

Dynastar

(3)x^2-3x+2=0
(x-1)(x-2)=0
x=1,2
(4)x^2-6x-16=0
(x-8)(x+2)=0
x=8,-2
(5)6x^2+3x=0
x(6x+3)=0
x=0,-1/2