Ateacher wants to calculate a class average on the last test. one student made a significant lower score than the rest of the class because he failed to follow instructions. which measure of center which would be best for the teacher to use accurate idea on how well the class as a whole performed on last test?

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

Which composition of similarity transformations maps polygon abcd to polygon a'b'c'd'? a dilation with a scale factor less than 1 and then a reflection a dilation with a scale factor less than 1 and then a translation a dilation with a scale factor greater than 1 and then a reflection a dilation with a scale factor greater than 1 and then a translation

For what value of (y) is 3^3/3^y =1/9