N=300 and p-hat=0.82; compute a 95% confidence interval

What is the missing constant term in the perfect square that starts with x^2 -20x

Apolynomial function has a root of –6 with multiplicity 1, a root of –2 with multiplicity 3, a root of 0 with multiplicity 2, and a root of 4 with multiplicity 3. if the function has a positive leading coefficient and is of odd degree, which statement about the graph is true?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.