Which expression is equivalent to (x2 – 2)5?

A) x10 – 5x8 – 10x6 – 10x4 – 5x2 – 32
B) x10 – 5x8 + 10x6 – 10x4 + 5x2 – 32
C) x10 – 10x8 – 40x6 – 80x4 – 80x2 – 32
D) x10 – 10x8 + 40x6 – 80x4 + 80x2 – 32

And employees salary increase by $4500 which represents a 15% raise what is the employees new salary

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers