6. Newton's Law of Heating & Cooling is T(t) = TR+ (To- TR)ekt T(t) is the temperature of the c t minutes later. Mr. Frank's wife will be home for dinner soon, They planned to have leftover pizza from last night ana prefer the pizza heated in the oven. Mr. Frank takes the pizza out of the refrigerator (40° F) and puts ie into the oven that has been pre-heated to 300° F. Assume k -0.069. a. Find the exponential model for the temperature of the pizza as a function of time. b. How long to the nearest tenth will it take to warm the pizza up to 250° F? Write a complete sentence.

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