Page 55 - Math Grade 12 (Basic)
P. 55
PROEUS DARA
n. = 2. = (2 +
n. = =u'v+v'u
= tanx + = +
+
2. = xu'
2
= 3(2 +COLt) (2 +
1 )
= 3(2 + cotx) 2( - -.--
sm x
2
2
__ 3(2 + cotx) '1
2
sin x
- l) 2. = + 7)
2
n. = 3x + - ) 2 (tan = u'
G1
2
3x
tr:l(f12 = 6x+ = 6x+ '1
1 )
2
3x
tltH2ll = 6x+ '1
u
3 u'
2. = xcot(Sx + 7) ffl'i:Hti'i:32 = u'v+v'u I ( cotu)' = -
2
u n sin u
3 3
= cot(5x + 7) + x[ cot(Sx + 7)]'
3
= cot(5x + 7) + x x [- ----=--
3
tltH28 f'(x) = cot(5x +7)-----=--
u + 7)
n. = 2. = (1 + tanx) 2
2
r:l. = 3 m. = xtan(2x - 3) '1
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