Why can any parabola be graphed with only the vertex and one other point?
Help please

What function has a range {yly< 5}? question on picture above^

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

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?