The geometric mean of 4 and 16 is:
ATwelve
BEight
CSeven
DEleven
Answer & Solution
Correct answer: B. Eight
1. Multiply the two numbers to get 64.
2. Take the square root of that.
3. The geometric mean is 8.
_Source: NCERT Class 11 Mathematics, Ch 8 'Sequences and Series'_
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