Which of these is decreasing function? A) y=7*3^x B) y=7*0.3^x C) y=-7*0.3^x D) y=0.7*3^x

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?