Select all the expressions that are equivalent to the polynomial below. (4x+-1) a (-16x2 + 10x - 3) + (4x2 - 29x - 2) b 3(x - 5) - 2(6x2 + 9x + 5) c 2(x - 1) - 3(4x2 + 7x + 1) d (2x2 - 11x - 9) - (14x2 + 8x - 4) e (-15x2 + 9x - 10) + (3x2 - 10x - 5) f (4x2 - 13x - 7) - (16x2 + 9x - 5)

Analyze the data sets below. data set a 25,25,25,26,26,26,27,28,28,29,30,31,31,32,33,33,34,35,35,35 data set b 25,25,25,26,26,26,26,27,27,27,27,28,28,29,29,30,31,31,32,34 which of the following statement are true? select all that apply. a. data set a is relatively symmetric and data set b is skewed left. b.the means of the data sets are within 3 units from eachother. c.the data sets have the same standard deviation. d.the mean of data set a is 27.95 and the mean of data set b is 30. e. the data set b has a higher standard deviation than data set a. f. the mean and median of data set a are close in value.

What rotation was applied to triangle def to create d’e’f’?

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