The total cost (in dollars) for a company to manufacture and sell x items per week is C=70x+650, whereas the revenue brought in by selling all x items is R=120x−0.5x2. How many items must be sold to obtain a weekly profit of $400?

homozygous. one is homozygous, while two is heterozygous.

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

easy its decreasing

step-by-step explanation:

because its top point is at the to of the graph on the left side (atleast from the veiw i see it) now if that top point wast in the lower part of the graph it would be increasing hope this have a nice day