Page 241 - Math Grade 11 (Advance)

PROEUS DARA

1. 3, 7, ll 2. S = 40 y_ S = -24
8 8
19
4
4. n. 2. 619 " "" r:l. Szo = 6 X 3 -2
"" 8 t2hl61
U 10 = 6561 lJ ,., 18
" .)
1
n n+l
1-(n-l)x +nx
5. Sn = 3°- I 6. s = 2 7. ul = 16
n
( l - x)
8. U = 3 Uz = 15 U = 75 ul = 75 Uz = 15 ' u = 3
3
1
3
2
9. n. s =~ 2. S = n + n
o
n n + l n 2(2n+ It
I
10. n. an= 6(2n-l)(n-l)n+l 11. n. ~(n + 2)(2n- 1) 2.5720 '1
100
12. 2 (3n-2) = ~U _ IOU _ 24
3 2 - 7 3 - 17
n=l 7
16. n. (x2- 2y)7 = 2 7Crx7 ry'
r=O
2.

1
2. n. 6 2. 2 ?1. 8 lli.4 h. 8 13.6 ~. 7 d. 27

X
3. f(x) = a , f(y) = ay &?1012 f(x)f(y) = ax· aY = a x+R t213 f(x)f(y) = f(x + y) '1
.,
""
""
""' a>O ttnru
X
6. n. a = m X = 0 'i5 m a= I ttnru xER
""
.,
""
""
2. ax> I m a> 1 ttnru x > o 'i5 ""' m O<a<l ttnru x < o
""
.,
""'
""'
f:l. 0 <ax< I "" m a> I ttnru x < o 'i5 tliO<a<l r;m ru x > o
""
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