If a matrix does NOT have an inverse, what do know about the determinant?

A) The determinant does not exist.

B) The determinant is O.

C) The determinant is 1.

D) The determinant is - 1.

The difference between five and a number x

2 3/4 written as fraction greater than one

What number is halfway between 70,000 and 80,000

Find the solutions to x2 = 18.

Which of the following is the most appropriate unit to describe the rate at which a person reads?

Leonardo will pay $484 to three different credit cards: Expert Card, Passport, and US Speedy. He will pay four times as much to Expert Card as US Speedy since it has a higher balance.

A bridge has a single lane and is 122 feet long. The weight limit for the bridge is 20 tons. Each car that might be on the bridge is 7.4 feet long and weighs 1.2 tons. Each truck is 16 feet long and weighs 2.8 tons.

Explain why the value of the sine ratio for an acute angle of a right triangle must always be a positive value less than 1.

The cost of a long-distance telephone call is given by the function C (m) = 0.05m + 0.9 where m is the length of the call in minutes. What does the slope represent? A.) connection cost B.) cost of having a phone line C.) length of call D.

Which layer of Earth includes Earth's surface?