Page 200 - Math Grade 11 (Advance)

PROEUS DARA

7 7 7 7 7 7 7
(3). (mn)b = m(nb) (4). (m+n)a = ma+na (5). m(a+b) = ma+mb
7
"" 7 7
m ma = 0 tSl8ti'illlS m = 0 Y, a = 0 '1

7 7 7 7
2. 2(a+Sb)+3(2a-b)
2. HI I t tH1.w:fl t11:tnhu~ ill~ 21 b t'i fil'iHll H s mHH S b s b b
&J & l.i 1
77 7 7 77 7 7 7
n. 2a +X = 3b + 2X 2. 4X- a = 3a- 4b + 2X
7 7 7 7 7
1. n. 3a+4a-2a = (3+4-2)a =Sa
7 7 7 7 7 7
2. 2(b+5b)+3(2b-b) = 2a+10b+6a-3b
7
= (2+6)b+(l0-3)b
7 7
= Sa+ 7b
+ 7 + 7
2. n. 2a +x = 3b + 2x
77 7 + 7 7 +
2x- x = 2a- 3b ~ (2- 1 )x = 2a- 3b
7 + 7
x = 2a- 3b
7 7 7 + 7
2. 4x- a = 3a- 4b + 2x
7 7 + 7
4i- 2k = 3b + b 4b (4-2)x = 4a-4b
'
7 + +
2x = 4(a-b)
7 + 7
x = 2(a-b)
1. i'irul m mSJl1321btLffl"H
77 7 7 + 7 7 7
n. 3(2a-b)+4(a-2b) 2. 2(-a+3b)-(Sa-4b)
17 + 2+ 7 l + 1 + 7
1'1. 3(a+2b)+3(a-b) m. 2(-a+2b)-3(2a+b)
2. Jn i tt:Hl5t~b~~M~filJ21btLfil13r.:hHEjf:'i'HlHs b_ sb b

77 7 7 7 7 77 77 7
n. 3(a+x) = 2(x 3b) 2. 2b-7x = 3(4a+b)+4(2a+b-3x)
7 + 7 7 + 7 + 7 +
1'1. 3x 2a = x-4b m. 2(a+x)+3(b-x) = 0
195