someone please help! this assignment has been missing for weeks and it’s the last question i have so many other assignments to do please help

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Jacob signs up to work for 2 1/2 hours at the school carnival. if each work shift is 3/4 hour, how many shifts will jacob work? (i just want to double check : |, for anybody that responds! : )

Candy lives in the center of town. her friend darlene lives 28 miles to the east and her friend dana lives 21 miles north. approximately how far do dana and darline live apart ?