Write the expression in standard form,
(9+2i)(5-3i)

What describes horizontal cross section of the right rectangle 6m 8m 5m

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Solve each quadratic equation by factoring and using the zero product property. 14x - 49 = x^2