Can someone please help me with Quantitative Problems 1,2,3 thank you so much

P0=rnD The valuation equation is simply the current dividend divided by the required rate of return. is the price of the firm's perpetual preferred stock? Round your answer to the nearest cent. per share Nonconstant Growth Stocks: these firms, the generalized valuation and the constant growth equations are combined to arrive at the nonconstant growth valuation equation: P0=(1+ra)1D1+(1+In)2D2++(1+Ia)NDNA+(1+Ia)NP^N expected thereafter. (December 31, 2019)? Do not round intermediate calculations. Round your answer to the nearest cent. $ per share