Write 2/5 and 1/3 as equivalent fractions using a common denominator

Consider the table below. x y -1 -5 0 5 1 11 2 13 3 11 complete the standard form equation representing the quadratic relationship displayed above, where a, b, and c are constants.

What is the effect on the graph of the function f(x)=x when f(x) is replaced with -f(x)+4

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?