escribe la ecuación canónica de la elipse con centro en el origen que pasa por el punto (2,1) y cuyo eje menor mide 4 y se encuentra sobre el eje Y

Graph y = -|x| + 2. click on the graph until the correct one appears.

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0