If (-9,2) is on the graph of f(x), which point must be on the graph of the inverse function f^-1(x)
a. (-9,2)
b. (9,-2)
c. (2,-9)
d. (-2,9)

What is the prime factorization of 195

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?