Question

please solve with complete solution...
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Answer 1

(1) 2/root5 = 2/2.236 =0.894

(2) (2-root3 )/root3

after rationalisation = (2root3-3)/3

[ 2 (1.732)-3]/3

( 3.464-3)/3

= 0.464/3 =0.154

(3)( 3.162- 2.236)/1.414

0.926/1.414

=0.654