I need help on questions 25-32. I don’t seem to understand them.
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https : / / xlitemprod . pearsoncing . com /api / VI / print / maThe function N ( t ) = -0 . 8+ + 9004+ + 4-, $2 15 , gives the bodyN ( t ) approaches_concentration N ( 7 ) , in parts per million , of a certain dosage_ as + goes to doof medication after time t , in hours ."CA . 00a ) What does N ( + ) approach as + goes to do ?OB . 225b ) Explain the meaning of the answer to part a ) in terms ofthe application .OC . 0OD. O . 2What does this indicate about the body concentration ?"OA . It decreases to O .OB . It never decreases to O .C C . It becomes infinitely large .OD . It begins at 225 .26 .Use the graph of the polynomial to solve P ( x ) < OThe solution set for P ( X ) < O is( Type your answer in interval notation . )120-1.`96 -72-|48-24 -10 – 8 – 6: 24 – 27^2 4.`: 6 8 – 90- 48– 724 -5 – 96– 120 -27 .Solve .4 ( X – 1 ) ( X + 2 ) ( X – 10 ) <0Select the correct choice below and , of necessary , fill in the answer box to complete your choice .O A. The solution set is( Simplify your answer . Type your answer in interval notation . Use integers or fractions for anynumbers in the expression . )@ B . The solution is the empty set .28 . Use the four -step procedure to solve for the variable requested .* varies directly as y , and * = 9 when y = 7 . Find x ify = 49 .IFY = 49 , then * =29 . Use the four – step procedure to solve for the variable requested .Y varies directly as the square of R , and y = 8 when R = 3 . Findy when R = 6 .IF R = 6 , then Y =