Complete factorization x^3-2x^2+x-2

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60

The value of cos 30° is the same as which of the following?

What is the approximate difference in tenths between √12 and √15?