Function Machines: a) If an input of is put into each of the machines at right, what is each output?

b) Eric wants to get an output of . Can he do this with each machine? If so, how? If not, why not?

No clear instructions on whether answer is expected to be a real number or not. If I input -9 to machine on the right, y would be square root of -9 minus 2, so y = 3i - 2?

Which function is increasing? o a. f(x)=(1/15)* o b. f(x)= (0.5)* o c. f(x)=(1/5)* o d. f(x) = 5*

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

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