⑴ x제곱-5x+4=0 ⑵ x제곱+3x+2=0 ⑶ x제곱+2x=0 ⑷ x제곱-8x+16=0 ⑸ x제곱-사분의일=0 ⑹ x제곱+오분의삼x-오분의이=0 ⑺ x제곱-6x+7=0 ⑻ x제곱+2x-1=0
[무물보AI] 답변 로딩중...