If area of circle is 210cm ,find the value of radius

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

2. using calculations based on a perpetual inventory system, determine the inventory balance altira would report in its august 31, 2021, balance sheet and the cost of goods sold it would report in its august 2021 income statement using the average cost method. (round "average cost per unit" to 2 decimal places.)

Select the point that is a solution to the system of inequalities. y< =-x+3 y=x^(2)-3x