Q3 of 51 Page 3

Write the rationalisation factor of 7-3.

Rationalizing factor of 7- 3√5


=


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1

Write the value of (2+) (2-).

 2

Write the reciprocal of 5 +.

 4

If = x+y, find the values of x and y.

 5

If x = -1, then write the value of .