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8/7/2019 www.PrepSt.com Prep Street SAT Math Study Guide Preview
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Zi}z
N zi} kz n jeaaij}keh eg yhk}z! er iaioih}z( Ger itnopai! kg
zi} N
? :!7!;!>2!>9s } nhm
zi} B ? >!:!9!6!;!>>!>:!>9s }
}dih zi} N jeh}nkhz 9 iaioih}z nhm zi} B jeh}nkhz 4 iaioih}z(
Nh kh}irzij}keh eg zi}z kz }di zi} }dn} jeh}nkhz }di iaioih}z }dn} nri prizih} kh be}d zi}z!ger itnopai! }di kh}irzij}keh eg zi} N nhm zi} B kz
:!;!>9s }
N yhkeh eg zi}z kz }di zi} }dn} jeh}nkhz naa }di iaioih}z }dn} nri kh ik}dir zi} er be}d zi}z!ger itnopai! }di yhkeh eg zi} N nhm zi} B kz
>!:!9!7!6!;!>>!>2!>:!>9s }
Piroy}n}kehz ' Jeobkhn}kehz
Piroy}n}kehz nhm jeobkhn}kehz! zeoi}koiz chevh b{ }di yobriaan }iro jeyh}khf
prebaioz! nri prebaioz kh vdkjd {ey dnwi }e gkhm ey} dev onh{ vn{z {ey jnh jdeezi nhyobir eg }dkhfz(
Ryai eg }dyob
Kg }diri nri t vn{z kh vdkjd Iwih} > jnh dnppih! nhm { vn{z kh vdkjd Iwih} 2 jnhdnppih! }di }e}na hyobir eg vn{z kh vdkjd }di }ve iwih}z jnh dnppih kz t{ $ t }koiz {+(
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//// ITNOPAI ////
]drii mkggirih} akhiz zirwi zybvn{ z}n}keh T! nhm }rnkhz eg injd eg }di }drii akhiz jnh fekh }ve mkggirih} mkrij}kehz $Her}d nhm Zey}d+( Dev onh{ mkggirih} mkrij}kehz kh }e}na me}di }rnkhz ainwkhf z}n}keh T zirwi5
:" 2 ? 7
: akhiz " 2 mkrij}kehz ger injd akhi ? 7 mkrij}kehz kh }e}na
//// ITNOPAI ////
]diri nri 2 bnfz! Bnf N nhm Bnf B! Bnf N jeh}nkhz : bnaaz vk}d mkggirih} ai}}irz vrk}}ih
eh k} $T! [! \+! Bnf B jeh}nkhz = bnaaz eg mkggirih} jeaerz $ rim! bayi! friih! banjc+( Kg vi
jdeezi ehi bnaa greo Bnf N nhm ehi bnaa greo Bnf B! vdn} kz }di }e}na hyobir egjeobkhn}kehz eg bnaaz vi jnh fi}5
:" = ?>2
: mkggirih} bnaaz greo Bnf N " = mkggirih} bnaaz greo Bnf B ? >2 jeobkhn}kehz
. Bnf N Bnf B
. T rim . T bayi
. T friih . T banjc. [ rim . [ bayi . [ friih . [ banjc. \ rim . \ bayi . \ friih . \ banjc
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Jeobkhn}kehz
Zeoi}koiz! }di ermir eg jdeezkhf meiz HE] on}}ir(
//// ITNOPAI ////
]diri kz eha{ n bnf! vdkjd jeh}nkhz = bnaaz eg mkggirih} jeaerz $ rim! bayi! friih! banjc+( Kgvi jdeezi 2 bnaaz greo }dkz bnf! vdn} kz }di }e}na hyobir eg jeobkhn}kehz eg bnaaz vi jnh
fi}5
]di gkrz} bnaa jdezih jnh bi nh{ eg }di = bnaaz(
Zkhji {ey dnwi narinm{ jdezih ehi bnaa! }diri nri eha{ : bnaaz aig} kh }di bnf( ]dirigeri}di zijehm bnaa jdezih jnh eha{ bi nh{ eg }di : rionkhkhf bnaaz(
]di hyobir eg jeobkhn}kehz kz
= " :
2? 7
[ey dnwi }e mkwkmi }di premyji eg = " : b{ 2 bijnyzi }diri nri }ve vn{z kh vdkjd injdjeaer jnh bi jdezih( Ger itnopai! kg {ey jdeezi rim gkrz} nhm bayi zijehm! k} kz }di znoi
nz jdeezkhf bayi gkrz} nhm rim zijehm ‚ {ey z}kaa ihm yp vk}d ehi rim bnaa nhm ehi bayibnaa( Ai}‛z aeec n} }di geaaevkhf }nbai<
. Gkrz} Bnaa Zijehm Bnaa Jeobkhn}keh. bayi rim% bayi
. friih rim% friih
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banjc rim% banjc
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banjc bayi% banjc
. rim rim% friih
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.friih
banjc friih% banjc
. rim rim% banjc . bayi bayi% banjc .banjc
friih friih% banjc
]di z}rkci}dreyfdz riprizih} ripin}im jeaer jeobkhn}kehz(
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On}d Jehjip} Riwkiv KK
. Frnpdz! Z}n}kz}kjz! Prebnbkak}{
]epkjz jewirim
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. Mn}n Kh}irpri}n}keh
" Jkrjai Frnpdz $Pki Jdnr}z+
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Mn}n Kh}irpri}n}keh
[ey zdeyam bi gnokaknr vk}d }di geaaevkhf mkggirih} }{piz eg frnpdz<
Jkrjai Frnpdz $Pki Jdnr}z+
[ey jnh itpij} }e zii }di geaaevkhf mkggirih} }{piz eg ~yiz}kehz<
^( Kh Oyaair Dkfd Zjdeea! iwir{ z}ymih} z}ymkiz ehi nhm eha{ ehi gerikfh anhfynfi(
Kg }diri nri 4 z}ymih}z z}ym{khf An}kh! vdn} kz }di }e}na hyobir eg z}ymih}z eg Oyaair DkfdZjdeea5
N( =) eg }di z}ymih}z z}ym{khf An}kh! }dirigeri vi jnh zi} yp nh i~yn}keh rifnrmkhf }di}e}na hyobir eg z}ymih}z(
=) t ? 4
=
>00 t ? 4
= t ? 400
t ? 200
]dirigeri! }diri nri 200 z}ymih}z kh Oyaair Dkfd Zjdeea(
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# =)+ eg z}ymih}z z}ym{ ik}dir Grihjd eg Jdkhizi(
Zkhji }di }e}na hyobir eg z}ymih}z kz 200! }di hyobir eg z}ymih}z vde z}ym{ ik}dir Grihjd
er Jdkhizi kz<
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? =4
Akhi Frnpdz
Hyobir eg Zyhh{ Mn{z kh ]drii Mkggirih} Jk}kiz
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^( Kh }dn} oeh}dz mkm injd jk}{ dnwi }di frin}iz} hyobir eg zyhh{ mn{z5
N( [ey jnh nhzvir }dkz ~yiz}keh b{ aeeckhf n} }di dkfdiz} pekh} eg injd jyrwi(
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JDNP]IR7
Rina Prebaioz kh Nj}keh
. Ziaij}im Nhzvirz Itpankhim vk}dJeooih}nr{
]epkjz jewirim
]dkz kz }di gkrz} jdnp}ir eg eyr on}d jehjip} riwkiv( ]nci }dkz nz n jdnhji }e riwkiv vdn}
{ey ainrhim greo dkfd zjdeea( [ey zdeyam bi gnokaknr vk}d }di geaaevkhf jehjip}z<
. Kh}ifirz
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. Grnj}kehz nhm Rn}kehna Hyobirz
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]di pnfi nhm ~yiz}keh hyobirz kh }di zij}keh rigir }e ]di Eggkjkna ZN] Z}ym{ Fykmi!
Zijehm Imk}keh pybakzdim b{ Jeaaifibenrm(
Pnfi :;4! ^yiz}keh 4Jehjip} }iz}im< Jkrjaiz
]di rnmkyz eg }di anrfiz} jkrjai? rnmkyz eg N # mknoi}ir eg J $er mknoi}ir eg B+Vi chev }dn} }di mknoi}ir eg n jkrjai kz navn{z }ve }koiz }di aihf}d eg k}z rnmkyz(
]di nhzvir kz $J+(
Pnfi :;;! ^yiz}keh >>Jehjip} }iz}im< Hyobirz
Vi jnh itprizz }di kh}ifir kh }iroz eg h
vdiri 7 kz }di rionkhmir( Vi naze zii }dn} ? ! nhm kz mkwkzkbai b{ 6
]dih! vi jnh nmm 2 eh injd zkmi
Vi zii }dn} }di > kz }di rionkhmir(
]di nhzvir kz $B+(
]di Zhinc{ Oi}dem
Nhe}dir oi}dem }dn} vercz naoez} iwir{ }koi kz }e payf kh zeoi nrbk}rnr{ hyobir }dn}
zn}kzgkiz }di jehmk}kehz zi} ey} b{ }di ~yiz}keh(
Greo }di ~yiz}keh! jnh bi nh{ hyobir }dn} dnz n rionkhmir eg 7 vdih mkwkmim b{ 6(
K} jnh bi 99! 72! 7; i}j! vdkjd naa hev vi nmm 2 }e naa }drii hyobirz nhm gkhm }di
rionkhmir vdih mkwkmim b{ 6(
. 96 7= 7;
. Rionkhmir > > >
Naa }drii hyobirz nrrkwi n} }di znoi nhzvir(
.