How do I solve these? Please Which exponential functions represent exponential decay?

Select all that apply.

f(x)=(0.85)xf of x is equal to 0 point 8 5 to the x th power , ,

f(x)=(0.95)2xf of x is equal to 0 point 9 5 raised to the 2 x power , ,

f(x)=1.8(0.6)xf of x is equal to 1 point 8 times 0 point 6 to the x th power , ,

f(x)=(1.01)xf of x is equal to 1 point 0 1 to the x th power , ,

f(x)=0.25(1.5)3x

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Drag statements and reasons to each row to show why the slope of the line between d and e is the same as the slope between e and f, given that triangles a and b are similar.

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.