Consider 9x? - 12xy + 4y? Which TWO choices are correct for the expression? A)
The expression is a difference of squares.
B)
The expression is a perfect square binomial.
The expression factors as (3x – 2y)?
D)
The expression is a perfect square trinomial.
E)
The expression factors as (3x – 2y)(3x + 2y).

The graph of fx shown below has the same shape as the graph of gx = 3x^2 but is shifted down 2 units

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

If a line is defined by the equation y = 5x + 2, what is the slope?