What is the effect on the graph of the function f(x) = 2x when f(x) is replaced with f(−5x)?

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth

If a and b represent positive real numbers what is the inequality when solves for v

What is the value of 13x^-3y^-1 when x=-1 and y=4