22 March 2012

RULES OF INDICES (MULTIPLY)


RULE OF INDICES (PETUA INDEKS)
SAME BASE (ASAS SAMA)
an × am = an + m

Example : Simplify the following
(Permudahkan yang berikut)



(a)        m3 × m4          

 

Solution: 
m3 × m4  
= m3+4 
= m7

(b)        3p3 × 2p  

Solution: 
3p3 × 2p 
= (3 × 2) p3+1  
= 6p4

(c)         4r3 × 5p2 × r2

Solution: 
4r3 × 5p × r2 
= (4×5) r3+2p
= 20r5p


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