Given the function: f ( x ) = { 2 x − 1 x < 0 2 x − 2 x ≥ 0 Calculate the following values: f ( − 1 ) =__ f ( 0 ) =__ f ( 2 ) =__ Fill in blank

What is the rule for reflection across the y axis

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

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.