Question

the mean proportionof the term 9 and16 will be

Answer 1

Step-by-step explanation:

b^2 = a×c

where a = 9

and c = 16,

b^2 = a×c

= 9×16

= 144

b = 12

Answer 2

Answer:

9:x::x:16

product of mean is equal to product of extreme

x^2=9×16

x^2=144

taking square root on both side

√x^2=√144

x=12