Why are the duals of two equivalent compound proposi- tions also equivalent, where these compound propositions

Given f(t) = 282 - 53 +1, determine the function value f(2). do not include f(z) = in your answer

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.