Saturday 8 February 2014

EXPONENTS A7


Simplify (3ab4c7 )5

Solution

= (3ab4c7 )5

= 35 x a5 x (b4)5 x (c7 )5

= 35 x a5 x b20 x  c35 [ because (xm)n = xmn ]

= 243a5b20c35  [ since 35= 3x3x3x3x3 =243]

TRY THIS………………

Simplify (5y3h11e8 )4


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