Which of the following matrices has an inverse? -6
3
4
-2 1]
6 -9
2
1
-3
5
1
4
-6
0

Two streets intersect at a 30- degree angle. at the intersection, the are four crosswalks formed that are the same length. what type of quadrilateral is formed by the crosswalks?

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

At the "no mutants allowed" country farm, every sheep has 4 legs, every chicken has two legs, and all animals have only 1 head. asked to count how many sheep and chicken are in the fields, a farm boy reports back that there are 140 feet and 50 heads. how many sheep and chicken are there? there are sheep and chicken at the farm.