Nate ate 75% of his chocolate bars if he started with 40 Barr's how much did he eat

Asap describe the transformations required to obtain the graph of the function f(x) from the graph of the function g(x). f(x)=-5.8sin x. g(x)=sin x. a: vertical stretch by a factor of 5.8, reflection across y-axis. b: vertical stretch by a factor of 5.8,reflection across x-axis. c: horizontal stretch by a factor of 5.8, reflection across x-axis. d: horizontal stretch by a factor of 5.8 reflection across y-axis.

Find the center and the radius of the circle with the equation: x^2-2x+y^2+4y+1=0?

Which expression is rational? 6. , square root two, square root 14, square root 49