Chapter 5 Solution Notes of Arithmetic Progression

Exwuise - 5.1




wute iat faun tuums o tha AP, when he
g2
and the camman dillouna d
iat doum a O0
au giten a Jalaus


i a =1o,d =10

So-rand Toum a+d
a2 lo +1o
a2 20


Thid teum = a+2d

a t 2 C1o)
1 0 +20 = 30


a3 30

Fawdh Tsun = a t 3d

lo +3(io)
= 10+20 =40


4 240

Hana, irst a tuns ar 10, 20, 3o,40,

ii a2 d 0

Salu acand toum =a td
2+0

a 2 = -2

, Lhird toum = a t 2d
=-2 + 2(0)
- 2 +0 -2
a3 2


Fauth tom a +3d
-2 3(o)
-240 =-2

-2

Hena, Jrst fawr tums ate -2,-2, -2, -2.

ii Q=4,de -3

Salu SeLand twn a td
= 4 +(-3)
= 4-3 =1




Thid tm=a + 2d
2 (-3)
=
44-6) =4-6= -2
a3-2

auth tvun =
a+ 3d
4+3(-3)
=
4 4(-3) = 4-9 = -5


fona, s t aur vm are 4,,-2-5.

, iva-,d=
SaluSecand teum a+d



I h d toum a t 2d

1 +2(

a3 0

Fourth t o m = a + 3d

= -t3()
= = 2


Hanca, s t Jauw dms axe -1, 2,0.
v a -1L25, d = -o. 25



Solt-rand tevm atd
125 +K-0.25)
1-25 0.25 +0 25
50
2 150
O.50
Thiud twon= a t 2d
-125 +2eo.25)
1.25 + -0.5.