The distance in miles a bicyclist home after riding x hours is represented by the function f(x)=8x+7.what is the rate of change in this situation? What does the rate of change represent.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)