r`j]w jyv}r

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l[m|b]N] @kt]v]\\l vw\w n`@g`d kUwr. r`j]w jyv}r. (0718005616 @h`\ 0343341702 ). mGhr]n\n. Exit. r`j]w jyv}r. XY} Er~mk } r~w ] p]r]@ vn @ p`l \ vw \w pAsl @ k`l \l[p]t]y @ k`LB 03 0718005616 @h`\ 0343341702. Exit. mGhr]n\n. gN]wy. sm`n\wr @XY\V] 10 / 11 @XY\N] sQh` - PowerPoint PPT Presentation

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r`j]w jyv}r

(1) -2,-4,-6.. sm`n\wr @XY\V]@y\ 10 vn pqy @s`yn\n.

a =-2d = -4-(-2)=-4+2=-2T10 =?n =10 Tn = a + (n-1) dT10 = -2 + (10-1) -2T10 = -2 + 9 X -2T10 = -2 -18T10 = -20pYE`n @mn[vt

(2) 1/2,1 1/2, 2 1/2, 3 1/2.. sm`n\wr @XY\V]@y\7 vn pqy @s`yn\n.

a =1/2d = 1 - =1T7 =?n =7 Tn = a + (n-1) dT7 = + (7-1) 1T7 = + (6) 1T7 = + 6T7 = 6

pYE`n @mn[vt

(3) 0.3,0.6,0.9.. sm`n\wr @XY\V]@y\ 6 vn pqy @s`yn\n.a =0.3d = 0.6-0.3=0.3T6 =?n =6 pYE`n @mn[vtTn = a + (n-1) dT6 = 0.3 + (6-1) 0.3T6 = 0.3 + 5 X 0.3T6 = 0.3 +1.5T6 = 1.8

(4) 25,20,15.. sm`n\wr @XY\V]@y\ 9 vn pqy @s`yn\n.

a = 25d = 20-25 = -5T9 =?n =9

pYE`n @mn[vtTn = a + (n-1) dT9 = 25 + (9-1) -5T9 = 25 + 8 X -5T9 = 25 - 40T9 = -15

wvq @mh] pq n a#w] b#v]n\ a+l pq n/2 k\ a#w.em n]s` pq n vl ekw;v

sn = n (a+l) 2

g#tUpYE`n @mn[vt

(1) 2,4,6,8.. @XY\V]@y\ pq 8 k ekw;v @s`yn\n.

a = 2d = 4 2 = 2S8 = ? n =8Sn = n {2a+(n-1)d} 2S8 = 8 {2 x2+(8-1)2} 2 S8 = 4 {4+7x2}S8 = 4 {4+14}S8 = 4 x 18S8 = 72pYE`n @mn[vt

(2) 0.2,0.5,0.8 .. @XY\V]@y\ pq 7 k ekw;v @s`yn\n.a = 0.2d = 0.5-0.2 = 0.3S7 = ? n =7Sn = n {2a+(n-1)d} 2S7 = 7{2x0.2+(7-1)0.3} 2 S7 = 3.5 {0.4+6x0.3}S7 = 3.5 {0.4+1.8}S7 = 3.5 x 2.2S7 = 7.7pYE`n @mn[vt

(3) , ,1.. @XY\V]@y\ pq 5 k ekw;v @s`yn\n.a = d = = S5= ? n =5Sn = n {2a+(n-1)d} 2S5=5{2x +(5-1) } 2 S5 = 2.5 {1+4x }S5 = 2.5 {1+1}S5 = 2.5 x 2S5 = 5pYE`n @mn[vt

(1) 1 vn pqy 2 avsn\ pqy 20 vn sm`n\wr @XY\V]@y\ ekw;v 110 k\ vn pq gNn @s`yn\n.?

a = 2l = 20Sn = 110n =?S n = n (a+l) 2 110 =n( 2+20) 2 110 x2 =nx 22 220 22= n 10= n pYE`n @mn[vt

(1) h#Q]n\v}mq} a#w] pq @qkk\ awr sm`n\wr @XY\V]yk p]htn @ls m#q pq @sv}m sm`n\wr mE&ny yn[@vn\ h[n\vy].enm| (1) 2..6 awr sm`n\wr mE&ny 4 @v|.(2) 3.., .., .., 15 awr sm`n\wr mE&ny w;n 6,9,12 @v|.pYE`n @mn[vt

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