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What is the vertical asymptotes of the function f(x)=x-2/x*2-3x-4

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r