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a) ( 2ab²/c³)² . ( a² . c /b )³
= ( 2.2 . a.a.(b²)² . ( (a²)³ . c³ )
____________ . _________
(c³)² b³
4 . a² . b⁴ . a⁶ . c³
___________ _______
c⁶ b³
= 4 . (².a⁶) . (b⁴ : b³) . ( c³ : c⁶ )
= 4 . a²⁺⁶ . b⁴⁻³ . c³⁻⁶
= 4 . a⁸ . b. c⁻³
= 4 . a⁸ . b / c³
b) 3ⁿ⁺² . 3ⁿ
_________ =
3. 3ⁿ⁺¹
3ⁿ⁺²⁺ⁿ
______ =
3ⁿ⁺¹⁺¹
3²ⁿ⁺²
_______ =
3ⁿ⁺¹⁺¹
= 3²ⁿ⁺²⁻⁽ⁿ⁺²⁾
= 3²ⁿ⁺²⁻ⁿ⁻²
= 3ⁿ
c) 25ⁿ⁺² . √100
____________ =
5ⁿ⁺¹
5²⁽ⁿ⁺²⁾
_______ =
5ⁿ⁺¹
5²ⁿ⁺⁴ . 5 . 2
_________ =
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁴ . 5 )
___________ =
5ⁿ⁺¹
2( 5²ⁿ⁺⁴⁺¹ )
_________ =
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁵ )
__________=
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁵⁻⁽ⁿ⁺¹⁾ )
= 2 ( 5²ⁿ⁺⁵⁻ⁿ⁻¹ )
= 2. ( 5ⁿ⁺⁴ )
= ( 2.2 . a.a.(b²)² . ( (a²)³ . c³ )
____________ . _________
(c³)² b³
4 . a² . b⁴ . a⁶ . c³
___________ _______
c⁶ b³
= 4 . (².a⁶) . (b⁴ : b³) . ( c³ : c⁶ )
= 4 . a²⁺⁶ . b⁴⁻³ . c³⁻⁶
= 4 . a⁸ . b. c⁻³
= 4 . a⁸ . b / c³
b) 3ⁿ⁺² . 3ⁿ
_________ =
3. 3ⁿ⁺¹
3ⁿ⁺²⁺ⁿ
______ =
3ⁿ⁺¹⁺¹
3²ⁿ⁺²
_______ =
3ⁿ⁺¹⁺¹
= 3²ⁿ⁺²⁻⁽ⁿ⁺²⁾
= 3²ⁿ⁺²⁻ⁿ⁻²
= 3ⁿ
c) 25ⁿ⁺² . √100
____________ =
5ⁿ⁺¹
5²⁽ⁿ⁺²⁾
_______ =
5ⁿ⁺¹
5²ⁿ⁺⁴ . 5 . 2
_________ =
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁴ . 5 )
___________ =
5ⁿ⁺¹
2( 5²ⁿ⁺⁴⁺¹ )
_________ =
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁵ )
__________=
5ⁿ⁺¹
2. ( 5²ⁿ⁺⁵⁻⁽ⁿ⁺¹⁾ )
= 2 ( 5²ⁿ⁺⁵⁻ⁿ⁻¹ )
= 2. ( 5ⁿ⁺⁴ )
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