Graph the hyperbola with equation (x+1)^2/9-(y-4)^2/25= 1

Mr. bernard needs to order more boxes for his 16 inch diameter “super pizza.” use 3.14 to approximate π.

Find an equation of the line perpendicular to the graph.

An advertising firm has an old computer that can prepare a whole mailing in 6 hours. with the of newer model the job is complete in 2 hours. how long would it take the newer model to do the job alone?