the ratio of third proportional to 12 and 30 and the mean promotional between 9 and 25 is
Answers
Answered by
0
c=(30*30)/12
b=√(9×25)
c/b=75/15=3
b=√(9×25)
c/b=75/15=3
Answered by
4
the third proportional to 12 and 30 is
30×30/12
=5×15
=75
the mean proportional between 9 and 25 is
(9)^1/2 × (25)^1/2
=3×5
=15
30×30/12
=5×15
=75
the mean proportional between 9 and 25 is
(9)^1/2 × (25)^1/2
=3×5
=15
Similar questions