Please help with part A I’ll give brainliest

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels

Use the squared identities to simplify sin^2x cos^2x