How would i graph y=2(x−4)^2+5. i know the vertex is (4,5), but how do i get the next point.

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

The variable in a relation who’s value depends on the value of the independent variable is called what?

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.