Do you put negative numbers in the quadratic formula

Which of the following statements about closure is false? A. Polynomials are closed under addition. When you add polynomials, the result will always be a polynomial. B. Polynomials are closed under subtraction.

A box contains 18 blue flashlights, 3 red flashlights, 7 silver flashlights, and 2 black flashlights. The flashlights are identical in size and shape.

At Carter's birthday party his mom made a cake in a rectangular shape. The length of the cake is 8cm and width of cake is 6cm. If she wants to add 1 cm of cream around the cake what will be the perimeter and area of the of the rectangle cake?

Joan Barrett has $10,000 in a savings account which pays 6.5% annual interest. She is thinking about buying ten $1,000 bonds which pay 8% annual interest. How much more annual interest will the bonds eam than the savings account?

An ant can travel at a constant speed of 980 inches every 5 minutes. How far does the ant travel in 1 minute? The ant travels 196 inches in 1 minute just divide the number 5 and 980. At this rate, how far can an ant travel in 7 minutes?

Solve the equation 9x² - 29x - 28 = 0 Give your answers to 2 decimal places when appropriate

For the school play, adult tickets cost $4 and children tickets cost $2. Natalie is working at the tickets counter just sold $20 worth of tickets. What are all of the possible ticket combo of $20 worth of tickets

Using the document "FOR TEST - ACME Building Diagram" which you were asked to download from the course, calculate the heat from transmission 0 -11275 Btu/hr 12275 Btu/hr -12475 Btu/hr -13275 Btu/hr

The name of the triangle whose interior angles each measure 90 degrees.?

A rectangle is 4 feet wide and 10 feet long. What is the length of its diagonal