What are the factors of 15 18 and 12?

Which of the following is true for the relation f(x)=2x^2+1

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?

Which expression shows the sum of the polynomials with like terms grouped together