What is the difference?

startfraction x over x squared minus 16 endfraction minus startfraction 3 over x minus 4 endfraction reach

What is y times x by? y is __ times x

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

Find the solution to this system 2,1 1,-2 1,2 -1,2