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2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Given f(x) = 2x^2- 5x+1, determine the function value f(2). do not f(x) = in your answer

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?