Help asap! Will mark brainliest if you're correct! tysm

Simplify (4x^2 - 8xy + 2y^2) - (9x^2 - 4xy - 7y^2) a. -5x^2 + 4xy + 9y^2 b. -5x^2 - 4xy + 9y^2 c. -5x^2 + 12xy + 4y^2 d. -5x^2 - 4xy - 5y^2

The median for the given set of six ordered data values is 29.5 9 12 25 __ 41 48 what is the missing value?

Which rule describes the composition of transformations that maps △abc to △a”b”c