The monthly revenue Rp in hundreds of dollars realized in th

The monthly revenue R(p) (in hundreds of dollars) realized in the sale of Royal electric shavers is related to the unit price p (in dollars) by the equation R(p) = -1/2 p^2 + 30 p. Find the revenue when an electric shaver is priced at $30.

R(p) = -1/2 p^2 + 30p

revenue when electric shaver is priced $ 30