Page 130 - Math Grade 11 (Basic)

PROEUS DARA

n. tHlJl 21 AM Stl MA '1
II Q.l c:.J c:J II Ql 0 I
2. an'tfi1Jn5 B m AB = BA = 1 tf::lill 1 dl'tfi1Jn5l::Jn51illf::llt5 2 '1

1
tH1!ru n. AM= Ia bl [d -bl = [ad-be 0 l = (ad-bel ol =(ad-be)/
'"' le dj -e a J 0 ad- bcj lo 1j

MA = [~e -:] [: ~] = [ad be ad~bJ =(ad-be)[~~] =(ad-be)/
0

"" 1
2. &15 AM = (ad- be)/ tmg I = ad beAM (ad- be ;e 0)
1
tf::lltTI AB = I , AB = -d AM
b
a - e
B _ _ l_M __ 1_ [d -bl
- ad- be - ad be -e a J
"" 1
b
&15 MA =(ad-be)/ , 1 = -d MA
a - e
1
tf::ll tl5 BA = I , BA = -d MA
b
a - e
B = _1_M = _l_[d -bl
ad- be ad- be -e a J

B = _l_ [d -bl
f::ltHS8 ttl AB = BA = I tS18
u ad- be -e aj

127