What is the definition of Scalar Matrix

Select the appropriate response:

A) first row = 0

B) All elements are possitive +

C) Elements of diagonal are even

D) Elements of diagonal are equals

What is 1/3 of a kilometer

Combine like terms: 1. - 21a 16a a - 5a b 5a c 37a d - 37a** 2. 5 (x 10) x a 6x 15 * * b 5x 15 c 6x 50 d 4x - 50

The roots of a quadratic equation are - 7 and 1. Write an equation that could represent this function. Give your answer in standard form and factored form.

Marilyn stood 18 feet away from a spot direclt underneath a bird's nest and looked up at the nest with an angle of elevation of 28°. Marilyn eyes were 4 feet above the ground.

45000s is how many hours?

Write 8/3 as a decimal

What is 5.6 as a fraction?

How many times does 12 go into 80 the times you have done 12 into 80 is when you count to 12 or 80 or do 80 or 12 jumping jacts solution that is how many times you or another kid does 12 into 80.?

Simplify the expression (-6+i) / (-5+i)

The circumference of a circular field is 301.44 yards. What is the diameter of the field? Use 3.14 for it and do not round your answerL