the profit that the vendor makes per day selling x pretzels is given by the function p(x)=-0.004x^2+2.4x-150 find the number of pretzels that need to be sold to maximize the profit

What is the slope of the line shown below?

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .