Saturday, 3 January 2015

EXPONENTS 4


If y2 = 5, find y6.

Solution

= y6

= (y2)3

= (5)3      remember y2 = 5

= 5 x 5 x 5    

= 125

Hence y6 = 125.

TRY THIS……………….


if  y2 = 25, find y4.

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