4x2 +12x + 9 1 + y2 – 2y 28xy +49x2 + 4y2 m4 + 2m2n3 + n6 1 – 6c2 + 9c4помогите решить . Created by annaginosyan200. algebra-ru

4x2 +12x + 9 1 + y2 – 2y 28xy +49x2 + 4y2 m4 + 2m2n3 + n6 1

July 2022 1 3 Report

4x2 +12x + 9
1 + y2 – 2y
28xy +49x2 + 4y2
m4 + 2m2n3 + n6
1 – 6c2 + 9c4
помогите решить

Answers & Comments

makuzkinap195y6 4хх+12х+9= (2х)^2 + 2•2х•3 + 3^2=(2х+3)^2. Если это =0, то х=-3/2.
1+уу-2у=(1-у)^2. При у=1 это=0.
28ху+49хх+4уу=(7х)^2 + 2•7х•2у + (2у)^2=(7х+2у)^2.
…=(m^2 + n^3)^2.
…=(3сс-1)^2.

1 votes Thanks 1

h u 2a3b 5 x 3x 1 b cb c a 52 m nm2 mn n2 p g8337b49035f8cceed94a2339db04c39c 72617

Answer

annaginosyan200 July 2022 | 0 Ответы

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Answer

annaginosyan200 June 2022 | 0 Ответы

odin iz uglov pryamougolnogo treugolnika raven 60a summa gipotenuzy i menshego83a963b707de147d42261f0716770668 66048

Answer

Answers & Comments

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