Question

Find the geometric mean between each pair of numbers.

28 and 7

Select one:

a. square root of 35

b. 196

c. 14

d. 17.5

Answer 1

`\text{The geometric mean:}\ \sqrt[n]{a_1\cdot a_2\cdot...\cdot a_n}`


`√(28\cdot7)=√(4\cdot7\cdot7)=√(4\cdot49)=\sqrt4\cdot√(49)=2\cdot7=14`