Page 119 - Grade 10 C.Math

√ √ √ √
cyjf, = a + b√6
√ √

cyjf, × √ × = a + b√6
× ×

cyjf, √ = a + b√6
Curriculum Development Centre

cyjf, √ = a + b√6

cyjf, + √ = a + b√6

b'j}lt/ Ps ;dfg kbx¿nfO{ t'ngf ubf{ = / =

cEof; 9.3

1. x/x¿sf] cfg'kftLs/0f ug'{xf];\ M

√
-s_ -v_ -u_ -3_
√ √ √ √
2. x/x¿sf] cfg'kftLs/0f ug'{xf];\ M
-s_ -v_ √ -u_ √ √ -3_ √ √
√ √ √ √ √ √ √
3. ;/n ug'{xf];\ M

-s_ √ √ + √ √ -v_ √ − √

√ √ √ √ √ √
-u_ √ + √ + √
√ √ √
4. -s_ olb √ = a + b√2 eP a / b sf] dfg kTtf nufpgxf];\ .
'
√
2
-v_ olb = √ √ / b = √ √ eP (a + b) sf] dfg kTtf nufpg'xf];\ .
√ √ √ √

-u_ olb = 6 − √35 eP + / + sf] dfg kTtf nufpgxf];\ .
'

'
5. cfg'kflts / cgfg'kflts ;ª\Vofsf] pbfx/0f;lxt leGgtf n]Vgxf];\ . s] cfg'kftLs/0fn]
\
oL b'O{ ;ªVofx¿nfO Ps csf{df kl/jt{g u5{ < cfg'kftLs/0fsf] k|of]u sxfF s] s;/L
{
]{
x'G5 < cfk"meGbf dflyNnf sIffdf ul0ft ljifo cWoog ugx¿;Fu ;f]wL 5f]6f] k|ltj]bg
'[
sIffsf]7fdf k|:t't ugxf];\ .

116 ul0ft, sIff – 10