23. solve: 14-4y_< 66
a) y_> -17
b) y> -13
c) y_> -13
d) y> -17
note: _< _> mean less than or equal to and greater than or equal to. (i didn't have a way to type that out.)

Convert the cartesian equation (x 2 + y 2)2 = 4(x 2 - y 2) to a polar equation. choices: r4 = -4r2 r2 = 4cos2θ r2 = 4sin2θ

What is the value of y? round to the nearest tenth

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.