a2lfindayj6uaretZ a2lfindayj6uaretZ

16-08-2016
Mathematics

Answered

What is the geometric mean of 7 and 12?

a.1

b.9.5

c.2√21

d.4√21

Verified Answer :

14-07-2017

The correct answer is option B. i..e 9.5 The geometric mean of any two numbers a and b is given as the squareroot of the product of a and b. Thus, the geometric mean of 7 and 21 is sqrt(7*12) = sqrt(84) = 9.16 ~ 9.5

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cdigon31 cdigon31

26-02-2019

Answer:

C. \(2\sqrt{21}\)

Step-by-step explanation:

dcbac

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