Before the next 10 question 3 sally has a recipe that needs ¾ teaspoon of butter for every 2 cups of milk. if sally increases the amount of milk to 3 cups, how many teaspoons of butter will she need to add? a. 3/8 or 0.375 teaspoons of butter b.8/3 or 2. teaspoons of butter c.3/2 or 1.5 teaspoons of butter d.9/8 or 1.125 teaspoons of butter

answer:

it is general formula that is used to write value to its excet position

a11 a12 a13

a21 a22 a23

it is the example of order 2 by 3 matrix in this

a11 means value occur in 1 st row 1st column

a12 means value occurs in 1st row 2nd column

a13 means value occur in 1st row and 3rd column

a21 means value occurs in 2nd row and 1st column

a22 means value occurs in 2nd row and in 2nd column

a23 means value occurs in 2nd row and in 3rd column