Which of the following is a term that describes any interaction between organisms of different species where at least one organism is affected? Select all that apply.
(1)commensal relationship
(2)mutualistic relationship
(3)parasitic relationship
(4)symbiotic relationship

The manufacturer of a new product developed the following expression to predict the monthly profit, in thousands of dollars, from sales of the productwhen it is sold at a unit price of x dollars.-0.5x^2 + 22x - 224what is represented by the zero(s) of the expression? a. the profit when the unit price is equal to 0b. the unit price(s) when the profit is equal to 0c. the profit when the unit price is greatestd. the unit price(s) when profit is greatest

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent