Refmat algebra 1

STAAR

45""3 "-(&#3" * 3&'&3&/$& ."5&3*"-4

TM

State of Texas Assessments of Academic Readiness

(&/&3"- '03.6-"4 Z Z

4MPQF PG B MJOF

N

1ZUIBHPSFBO UIFPSFN

B C D

2VBESBUJD GPSNVMB

x =

Y Y

b2 − 4ac

−b

2a

'03.4 0' -*/&"3 &26"5*0/4 4MPQF JOUFSDFQU GPSN

Z NY C

1PJOU TMPQF GPSN

Z Z N Y Y

4UBOEBSE GPSN

"Y #Z $

STAAR

45""3 "-(&#3" * 3&'&3&/$& ."5&3*"-4

TM

State of Texas Assessments of Academic Readiness

$*3$6.'&3&/$& $JSDMF

$ P S

PS

$ PE

"3&" 5SJBOHMF

A = 1 bh 2

3FDUBOHMF PS QBSBMMFMPHSBN

" CI

3IPNCVT

A = 1 d1d2 2

5SBQF[PJE

A = 1 (b1 + b2)h 2

3FHVMBS QPMZHPO

A = 1 aP 2

$JSDMF

" PS

463'"$& "3&" -BUFSBM

5PUBM

1SJTN

4 1I

4 1I #

1ZSBNJE

S = 1 Pl 2

S = 1 Pl + B 2

$ZMJOEFS

4 P SI

4 P SI P S

$POF

4 PS l

4 PS l PS

4QIFSF

4 PS

70-6.& 1SJTN PS DZMJOEFS

7 #I

1ZSBNJE PS DPOF

V = 1 Bh 3

4QIFSF

V = 4 r 3 3