To make 70% she has completed 7 out of 10 shots. for her to get 75% she would need 3 out of 4 each time.
Eccentricity = foci / half the length of the major axis
= 3.5 / 14 = 1/4
15 I helped someone with this question already so I know its right
Both B and D are 3rd degree, but only D is a 3rd degree binomial because it has only 2 terms. The answer is D.
