Start with x2 + 4x = 12 and complete the square, what is the equivalent equation?

A) (x + 2)^2 = 16
B) (x + 2)^2 = 14
C) (x + 4)^2 = 16
D) (x + 4)^2 = 28

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 of the following statements would be sufficient to prove that parallelograms pqrs is a rectangle ?

Abook store is having a 30 perscent off sale. diary of the wimpy kid books are now 6.30 dollars each what was the original price of the books