представить в виде многочлена: 1) ((x+2)-(x-1))^2 2) (x+1)^2-2(x-1)^2 3) (1/2x-4a)^2 4) (4a+(x+2))^2. Created by rgfwerfgefg. geometriya-ru

1) ((x+2)-(x-1))²=(x+2)²+2×(x+2)×(x-1)-(x-1)²=х²+4+2х²-2х+4х-4-х²-1=3х=2х²+2х-12) (x+1)²-2(x-1)²=х²+1-2×(х²-2х+1)=х²+2х²-4х-2=3х²-4х-23) (x-4a)²=-2ах+4а²4) (4a+(x+2))²=16а²+2×4a×(x+2)+(х+2)²=16а²+8ах+16а+х²+4х+4

2x-4a)^2 4) (4a+(x+2))^2...

rgfwerfgefg @rgfwerfgefg

March 2022 1 12 Report

представить в виде многочлена:
1) ((x+2)-(x-1))^2
2) (x+1)^2-2(x-1)^2
3) (1/2x-4a)^2
4) (4a+(x+2))^2

Answers & Comments

saha0901 1) ((x+2)-(x-1))²=(x+2)²+2×(x+2)×(x-1)-(x-1)²=х²+4+2х²-2х+4х-4-х²-1=3х=2х²+2х-1
2) (x+1)²-2(x-1)²=х²+1-2×(х²-2х+1)=х²+2х²-4х-2=3х²-4х-2
3) ( $\frac{1}{2}$ x-4a)²= $\frac{1}{4}$ -2ах+4а²
4) (4a+(x+2))²=16а²+2×4a×(x+2)+(х+2)²=16а²+8ах+16а+х²+4х+4

2 votes Thanks 1

Answers & Comments

ch kakoe rasstoyanie bylo mezhdu avtobusami pered nachalom dvizheniyab065fbe8af4d6e4647b46594d9d0a422 96675

vypolni umnozhenie a3894 b 008104 v 02005 g 238001

kakie rasteniya i zhivotnye izuchal gshober t gerber iilepehin sg gmelin

1 predstavte v vide mnogochlena a h 7h 2 v y 5y2 3u 8 b53ce1894efe195cdd0b3f16b34809ac6 99131

reshite zadachu sportsmen metnul kope v 52 raza ili na 504 m dalshe chem tol

reshit stolbikom 1531476 20412504e9d6f0da083dc6476ff7692fed5d0640 56033

reshit stolbikom 1531476 20412504

ch6a70cfca455daad1d9fd531936bf7a28 55270

sostavit predlozheniya so slovami noutbuk pazl pleer smi internet telemost

napisat otryvok brazilskogo gimna pochemu ona tebe nravitsya

рекомендуемые вопросы

Helpful Links

Helpful Social