Images 0 72 X

< Previous image
Image - 17
Next image >
0 72 x. (1+X+…+x7)(1+x+…+x5)=(1+x+…+x6)2.. (X+ 2)(X - 7) > 0.. 2+Х=72. 2x+ 1.
(1+X+…+x7)(1+x+…+x5)=(1+x+…+x6)2.. (X+ 2)(X - 7) > 0.. 2+Х=72. 2x+ 1.

See also