Complete the proof. Given: RS↔
tangent to circle A and circle B at points R and S.

Prove: AR¯ ∥ BS¯

Autility company burns coal to generate electricity. the cost c(p), (in dollars) of removing p percent of the some stack pollutants is given by c(p)= 85000p/100-p a) find the cost to remove 30% of the pollutant b) find where the function is undefined

Definition: es. this is a disadvantage or weak point that makes someone or something less effective.

The fraction 7/9 is equivalent to a percent that is greater than 100%. truefalse