Using a matrix, you can represent adding or subtracting equations by adding

or subtracting rows of numbers.

true or false?

4 Paris of identical scissors lie on a table. Scissors 1 is opened 30 degree, scissors 2 is opened 29 degree, scissors 3 is opened 59 degree, and scissors 4 is opened 74 degree.

What is the range of the function in this table? x 1, 2, 3, 4 y 2, 4, 3, 2

If 1/0=n, what is n*0?

What is the value of the expression shown when n=6 "8 less than the quotient of 42 and a number"

2. Prove that the vectors are orthogonal unit vectors for any value of 0 u = (coso,-sino), v = (sino, cos)

You are fascinated by an eccentric neighbor, who is well-known for having taken in numerous stray animals. You are also interested in studying how to get more people to adopt pets from the animal shelter.

Which is a factor of x2 + 8x - 48? O (X-6) O (x + 4) O (x-16) O (x + 12)

Which triangles are similar to triangle A

Which of the following are mathematical sentences? Check all that apply. A. 1 < 2 B. 3 + 2 = 5 C. 4-d = 8 D. 4-v E. 5g F. 6

A moving company charges a 75$ flat rate plus and additional $0.19 per mile driven. Which inequality correctly represents how far the company must drive to earn at least $100? Round to the nearest mile. A. x greater than or equal to 126 B.