What do the brackets around a negative number mean

Understanding the Closure Property Which of the following illusirates the closure property of addition of real numbers? A. The sum of any two numbers is close to the product of those numbers. B.

Solve this service problem. Number of dinners = 125 Individual portion = 6 oz. Size of can = 32 oz. Number of cans required

Determine whether the triangle is a right triangle. Write yes or no.

Suppose there are two independent economic factors, M1 and M2. The risk-free rate is 4%, and all stocks have independent firm-specific components with a standard deviation of 49%. Portfolios A and B are both well diversified.

What is the volume of a square pyramid if the perimeter of the base is 44 in and the height is 19 in.? Round to the nearest tenth.

You deposit $1600 in an account. The annual interest rate is 5% for 3 years. How much interest will you earn on the money?

What is the greatest possible error if Irina measured the weight of her dog as 13 pounds? 0.1 pounds 0.5 pounds 12.5 pounds 13.5 pounds

George spent 70% of his savings to buy a camera. The camera cost $574. How much money did he have originally in his savings?

At a part your are giving out 8 equal sized pieces. Tom and bob will each get 1 piece of cake. Mary will get 2 pieces of cake and Nancy is getting the remains pieces of cake. What fraction of cake will each person get?

Write and solve a proportion to answer the question. 72 is what percent of 45?