15-18, use the properties of the exponents to write an equivalent expression for each given expression. 15. (4⁴)³

16. 3¹²
3³

17. 4⁵ • 4²

18. 6⁴ • 2⁴

please help!

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

M the table below represents a linear function f(x) and the equation represents a function g(x): x f(x)−1 −50 −11 3g(x)g(x) = 2x − 7part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points)part b: which function has a greater y-intercept? justify your answer. (4 points)

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y