For the given functions f and g , find the indicated composition.f(x) = 5x + 15,g(x) = 5x – 1(f∘g)(x)

Solve.When making a telephone call using a calling card, a call lasting 6 minutes cost $1.65. A call lasting 15 minutes cost $3.45. Let y be the cost of making a call lasting x minutes using a calling card. Write a linear equation that models the cost of making a call lasting x minutes.

Determine the slope and the y-intercept of the graph of the equation.-x + 6y – 42 = 0

Give the domain and range of the relation.{(-6, 5), (-6, -7), (5, -6), (6, -1), (-4, -5)}

For the given functions f and g , find the indicated composition.f(x) = 5x + 15,g(x) = 5x – 1(f∘g)(x)

Give the domain and range of the relation.{(-6, 5), (-6, -7), (5, -6), (6, -1), (-4, -5)}

Find functions f and g so that h(x) = (f ∘ g)(x).h(x) = |6x + 8|

Find an equation for the line with the given properties.The solid line L contains the point (3, 4) and is perpendicular to the dotted line whose equation is Give the equation of line L in slope-intercept form.

Find the domain of the composite function f∘g.f(x) = ; g(x) = 3x + 9

Determine whether the relation is a function.{(-6, 1), (-3, -6), (4, -6), (4, -3)}