Given the definitions of f(x) and g(x) below, find the value of g(f(-1)). f(x) = 3x² + 5x – 7
g(x) = 2x + 13

The focus of parabola is (-4, -5), and its directrix is y= -1. fill in the missing terms and signs in parabolas equation in standard form

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Write the equation of the circle centered at (10,-2) with radius 2