Q27 of 116 Page 6

Express each of the following products as a monomials and verify the result for x=1, y= 2:

-x × x3 × x × y3 × y × y

= -x5y5


Verify:


When x = 1 and y = 2


R.H.S = -x5y5


= (-1)5 × 25


= -1 × 32


= -32


L.H.S = (-1) × 23 × 2 × 13 × 1 × 2


= - 32


Therefore,


L.H.S = R.H.S


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