Rewrite the function by completing the square. f(x)=x^{2}+2x-39f(x)=x 2 +2x−39

Atriangle with all sides of equal length is a/an triangle. a. right b. scalene c. equilateral d. isosceles

What is the missing statement in step 4? ? rts ? ? vtu and ? rtu ? ? vts ? rts ? ? rvs and ? rtu ? ? stv ? vrs ? ? vru and ? usr ? ? usv ? vur ? ? vus and ? uvs ? ? sru

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.