O.82822822282222822228 irrational or rational

Will give find an equivalent function to f(x)=5(2)^3x. the 5(2)^3x means 5(2) to the 3x power answer choices: a: f(x)=125^x(8)^x b: f(x)=10^2x c: f(x)=40^x d: f(x)=5(8)^x

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

What percent of the circle below is shaded?