The quadratic function y=x2+2x−8 represents a dolphin's dive as it swims towards/away your research vessel. The x-axis represents the distance the dolphin is from the boat and the negative y-axis represents the depth of the dolphin's dive. Factor the quadratic to find the distance the dolphin is from your boat when it resurfaces.

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?