Which of the following is not a correct statement or outcome for multiplying matrices?

a. In order to multiply matrices, number of columns in first matrix = number of rows in second matrix.
b. The matrix outcome is number of rows in first matrix by number of columns in second matrix.

What is the missing constant term in the perfect square that starts with x^2 -20x

Which of the following statements is true? a. the irrational number system is not closed under multiplication, because the product of two irrational numbers is always a rational number. b. the irrational number system is not closed under multiplication, because the product of two irrational numbers is not always an irrational number. c. the irrational number system is closed under multiplication, because the product of two irrational numbers is always an irrational number. d. the irrational number system is closed under multiplication, because the product of two irrational numbers is always a rational numbers. reset submit

An of a of 60. a of 36 is . isbe ?to .