Answer:
-11/18
Step-by-step explanation:
1. find the common denominator. this should be 18
2. multiply 1 by 3 and -7 by 2
3. you should now have a fraction that says 3/18-14/18
4. now subtract these two fractions.
5. your answer should be -11/8
The answer to number 5 is 16 because if 1/8 goes per bag then every one pound is stretched into eight bags and you multiply by two for the two pounds and get 16 bags for number six you just divide 1/4 by 3 and get 0.0833 pounds per child
Answer:
take the reciprocal of the initial value "a"
Step-by-step explanation:
From my past learning my teacher have taught me this.
If incorrect let me know
Hope this helps
Answer:
2
Step-by-step explanation:
Answer:
![\text{D. }\left[\begin{array}{cc}0&4\\-6&1\\3&-4\end{array}\right]](https://tex.z-dn.net/?f=%5Ctext%7BD.%20%7D%5Cleft%5B%5Cbegin%7Barray%7D%7Bcc%7D0%264%5C%5C-6%261%5C%5C3%26-4%5Cend%7Barray%7D%5Cright%5D)
Step-by-step explanation:
It would be helpful to know the numbers of rows and columns, so we don't have to guess.
Any number of on-line calculators and/or graphing calculators can multiply these matrices for you. Excel and other spreadsheets can do this, too. Forming the 6 sums of 2 products is tedious to do by hand.
For example, the term in the product matrix at row 1 column 2 is the sum of products of the numbers in row 1 of the first matrix and column 2 of the second matrix:
4·1 + 0·1 = 4
_____
The attachment shows the matrix multiplication on a TI-84 calculator.