Question

find the mean proportional of 9 and 16​

Answer 1

Answer:

$mean \: proportion \: of \: 9 \: and \: 16 </p><p>= \: \sqrt{9 \times 16} \\ = \: \sqrt{144} \\ = 12 \\hence, \: 12 \: is \: the \: mean \: proportion \:</p><p> of \: 9 \: and </p><p>\: 16$