longshelb24 longshelb24 05-10-2022 Mathematics Answered Consider functions f and g. f(x) = x² + 7x g(x) = 3x - 1 What is the value of (fog)(x)? O A. O B. O C. O D. 3x² + 21x + 1 3x² + 7x - 1 92² + 21r - 1 9x² + 15 - 6