Need help with the last two questions

3. [0.5/1 Points] LCALCCONS 3.6.501.XP. The accompanying table gives the number of men 65 years or older in the United States and the percentage of men age 65 or older living below the poverty level. Year Men 65 veal? or older, m Percentage below (millions) poverty level, p 1970 8.3 20.2 1980 10.3 11.1 1985 11.0 8.7 1990 12.6 7.8 1997 14.0 7.0 2000 14.4 7.5 (a) Using time as the input, nd a linear model For the data set for the number men 65 years or older in the United States. (Let x be the years since 1970. Round all numerical values to three decimal places.) moo = .209): ** 8.208 million men Using time as the input, nd a quadratic model for the data set for the percentage of men age 65 or older below poverty level. (Let x be the years since 1970. Round all numerical values to three decimal places.) pm = 0.022;:2 , 1.085): + 20.070 % V (b) Write an expression for the number of men 65 years or older who are living below the poverty level in the United States. (.200): + 8.208) (0.022;:2 1.0852: + 20070) .n(x) = million men 100 V (c) How rapidly was the number of male senior citizens living below the poverty level changing in 1990 and in 2000? (Round your answer to three decimal places.) 19?!) 0.388 x million men per year , 2000 1.060 x million men per year Additional Matcrlal: E: eBook