N(n-1)(n-2)*(n-32)=??

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

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de

Tobias gold sells computers at the office center he's guaranteed a minimum salary of $1,959 per month plus 6.3% commission on total sales how much in total sales is he