Please answer this with:

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In which form is the following function written? y = - 2(x – 3)(x + 5)

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Use the distance formula to find the distance between (-3,5) and (3,1)