Use the least common denominator to enter an equivalent fraction for each fraction 1/2,1/7

The least common denominator of the fraction is __

1/2=

1/7=

help please due in 20 mins

What is the distance between the points 4,10 and -3,-14 on the coordinate plane

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.