รบกวนช่วยโหลดเปเปอร์ 2 ฉบับนี้ให้ด้วยน่ะค่ะ
1. M. Chappie, A cubic equation with rational roots such that it and its derived equation also has rational roots, Bull. Math. Teachers
Secondary Schools, 11 (1960) pp. 5-7. (Republished in Aust. Senior Math. J. 4(1) (1990) pp. 57-60.)
2. Richard Nowakowski, Unsolved problems, 1969-1999, Amer. Math. Monthly 106 (10) (1999) pp. 959-962.
ขอบคุณเป็นอย่างมากน่ะค่ะ
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paper
1. M. Chappie, A cubic equation with rational roots such that it and its derived equation also has rational roots, Bull. Math. Teachers
Secondary Schools, 11 (1960) pp. 5-7. (Republished in Aust. Senior Math. J. 4(1) (1990) pp. 57-60.)
2. Richard Nowakowski, Unsolved problems, 1969-1999, Amer. Math. Monthly 106 (10) (1999) pp. 959-962.
ขอบคุณเป็นอย่างมากน่ะค่ะ
Email : rose6186@gmail.com ตามนี้เลยค่ะ