Makalo’s budget is shown. Which circle graph best represents his budget?

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price