I need help thanks11!1!1!1!1!1
1 answer:
You might be interested in
Answer:
Verified
Step-by-step explanation:
Let A matrix be in the form of
Then det(A) = ad - bc
Matrix A transposed would be in the form of:
Where we can also calculate its determinant:
det(AT) = ad - bc = det(A)
So the determinant of the nxn matrix is the same as its transposed version for 2x2 matrices
they must have 1.33 teaspoons of medication for child weighing 40 pounds !
<u>Step-by-step explanation:</u>
Here we have , Your child needs a fever medication at 3:00 in the morning. The package says to give two teaspoons to a sixty-pound child. If your child weighs forty pounds, We need to find how much should they have. Let's find out :
For medication purpose , 60 pounds require 2 teaspoons . So , 1 pounds require :
⇒
⇒
So , for 40 pounds we require number of teaspoons as :
⇒
⇒
⇒
Therefore , they must have 1.33 teaspoons of medication for child weighing 40 pounds !