math

perform the indicated operation

6√45 - 8√125

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  1. 45= 9*5

    125= 25*5

    6�ã45-8�ã125=6�ã9*5-8�ã25*5

    �ã9= 3

    �ã25=5

    6�ã9*5-8�ã25*5=6*3*�ã5-8*5*�ã5=18*�ã5-40*�ã5= -22�ã5

    6�ã45-8�ã125= -22�ã5

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