Answer:
∴|a−b|=|9−8|=1
Step-by-step explanation:
Geometric mean of a&b
isab−−√
=(1+2–√)(7+52–√)−−−−−−−−−−−−−−−−√
=17+122–√−−−−−−−−−√
=17+29×8−−−−√−−−−−−−−−−−√
=(9–√+8–√)2−−−−−−−−−−√
=9–√+8–√
=a−−√+b√
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Answer:
∴|a−b|=|9−8|=1
Step-by-step explanation:
Geometric mean of a&b
isab−−√
=(1+2–√)(7+52–√)−−−−−−−−−−−−−−−−√
=17+122–√−−−−−−−−−√
=17+29×8−−−−√−−−−−−−−−−−√
=(9–√+8–√)2−−−−−−−−−−√
=9–√+8–√
=a−−√+b√
∴|a−b|=|9−8|=1