In the xy-plane, the graph of function f(x) has zeros at -5, -2, and 2. Which of the following could define f(x)? f(x) = (x – 5)(x − 2)(x + 2)
f(x) = (x – 5)(x - 2)2
f(x) = (x - 2)(+ 2)(2+5)
f(x) = (x - 2)²(x + 5)

Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?