A teacher asks five different students to write NEED ASAP!! an equation with a solution of x = 4. The students and their equations are shown below. Which of the following students correctly wrote an equation with x = 4 as the solution? Select all that apply.

What is the standard form of -5x^2+2x^4-11+x^3+3x

Find the domain and range of the following function f(x) = 51x - 21+ 4

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