if a=1+root7 find -6/2
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Answer:
=-6/1+roots
=6 (1-root7)/(1+root7)(1-root 7)
= 6 (1-root7) /1-7 ------(a^2-b^ in denominator)
=6 (1-root7) /-6
=1-root7/-1
=-1+root7
or
=root 7-1
Step-by-step explanation:
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