Use the fact that market share for drug c was y=2.5% for august 25, 2000 (x=0), and was 11.1% twelve weeks later to write a linear function representing its market share as a function of time.

The decibel level of sound is 50 db greater on a busy street than in a quiet room where the intensity of sound is watt/m2. the level of sound in the quiet room is db, and the intensity of sound in the busy street is watt/m2. use the formula , where is the sound level in decibels, i is the intensity of sound, and is the smallest sound intensity that can be heard by the human ear (roughly equal to watts/m2).

Which point-slope form equation represents a line that passes through (3,-2) with a slope of -4/5

Find the value of the variable and the length of each chord for #5 and #6.