What are the roots of f left parenthesis x right parenthesis equals x squared plus 2 x minus 8

For the function, f(x) = -5x 2, find f(-4).

(10. in the figure, a aabc is drawn tocircumscribe a circle of radius 3 cm ,such thatthe segments bd and dc are respectively oflength 6 cm and 9 cm. find the length ofsides ab and ac.

Evan went to the park and saw for animals each animal was either a duck or dog if he saw a total of 14 legs how many of each animal did he see