Find the mean proportional between 18 and 72.
Answer & explanation
Correct answer: option 1
Mean propotional between two terms = \(\sqrt { A × B }\)
= \(\sqrt { 18 × 72 }\)
= \(\sqrt { 18 × 18 × 4 }\)
= 36
Find the mean proportional between 18 and 72.
Correct answer: option 1
Mean propotional between two terms = \(\sqrt { A × B }\)
= \(\sqrt { 18 × 72 }\)
= \(\sqrt { 18 × 18 × 4 }\)
= 36