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+

+

4. Find the value of

a' +7 c+e 37-C
+

to
2cd+f
2ab

4
(16 x 16)+(12 x 12) (8x8)+(4x4)
2(8 x 10) +0

2(16 x 12)
3(12x12)-8

4
400 80 432-8 10 10 , 106
+ +

+ +
160' 384 1

4

48 1

10811

5. Find the value of

10+212 +2e3 6+4d-26
4a-40-26

6d-4c
10+200+128 6+40—24 2366 44

= 414 64-32-24 60432 56 56

=

6. Find the value of 8ab2_02_d?

+ 12cd 8de 3e-d2 18432—644100

+ 960 320 48—100 = 4567 +960 - 320 = -6711, +960 = 2888

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When a= 50, b=32, c= 16, d=8, e = 2, f=0. 1. Find the value of Va 2 Vio 612

2d 6a +

4

3712
=b+at

4a
16 300 1250 +16+625
= 32+ +

= 41,200 8 200 96

200

a

+

+

+ 3b

50

+

= 32

+

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001

2. Find the value of 5a3 3c4

b

d2
X +
6
<3 d

8
b 1 d2
Х

+
2 23

d

(16 x 16 x 16 x 16) = (50 x 50 x 50)

2 32

8x8 16 x +

Х 16 x 16 x 16

32 x 32 8
= 125000 — 32768 + 1027 + }

1+128
92232 = 9223201

1024

+

+

26

3. Find the value of a+b

d 4d +2c
da +50

d
82 8 32 +32
+ +

+
104 64

8
= 8 + + } + } = 910

BRACKETS.

When a = 4, b= 6, c= 2, d=8, e=0. 1. Find the value of

a(c+d-b) + a + 2 (c+d-6) + 2 + ad (b+c) = 4(2 +8-6) + 4 + 2(2+8-6) + 2 + 4x 8(6+2)

= 16 + 4 + 8 + 2 + 256 = 286

2. Find the value of
3(a+bc-d) + ab + (c-d-a'de) – 2a (6a)

= 3 x 8 + 24 + (32-0) – 16

= 64

3. Find the value of ab = 2(c2+d+ea) - a (b2-d+e) - 2+abc(a+c)-2 = 24 = 2(4+8+0)- 16 (36–8+0): 2 + 48 x 6-2

= 24 = 24 – 448 • 2 + 288 • 2

= 1-224 +144 = -79 4. Find the value of

2 (ab-do- aạc) - ad + 36 (a +5cd-a®d) - bab = 2 (384—64—32) • 32 + 18 (4x80—128) = 144

= 576-32 – 792- 144 = 18–5} = 12; 5. Find the value of

[3a+2c-d] = 2 + 0-[2b+c-d] 2 = (12+4-8) + 2 + 2 - (12+2-8) + 2

= 8+2 + 2-6=2 = 4+2-3= 3

6. Find the value of

(d-a)

3

+

{1 +2}-{6a = {1+(8-4) + (2x4) } - {6x4—(3*8)+}

= [1 + $ +8] – { 24 - 18+1)

36+1

25 12 -121

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7. Find the value of

5[a3 +c - (4a +b-65%)]
5[(64+2) – (4x16+6 – 6x 36)]

= 5 (282–70) = 5 x 212 = 1060 8. Find the value of

[(ab) – (c—d)]” + [(e-da) (b+c-2d)] = [(4-6) - (2-8)] + [(0-8x8) (6+2–2x8)]

= [4] + [-64% -8] = 16+512 = 528

ADDITION. (1.)

(2.) 2x – 3y + 73

4.-5xy ac

8xy + 7ac
3x + 7y

40° +6xy
- 7.0
37

— 2 — 2xy
-12.02 - 4ac

4y-182

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ac

6y + 2x

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9. 12xy— æy?— 3xy3 -6y + 4xy

xy + 4xy? 5xy +7xy2 – 3xyz

5a +1762

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