12. Convert the statements and simplify the expressions

1) Raghu went to a library which had \(d\) number of bookshelves, and each shelve has 6 rows of \(h\) variety of books, 8 rows of \(n\) variety of books and 6 rows of \(t\) variety of books. Write an expression in the standard form to represent the total number of books in the library with three terms.

 

 

 

2) If Anushka wants to multiply $p^2-2p-1$ and $2p-1$, what will be the resultant expression?

 

 

(Note: Write the answer in the standard form and enter numbers and variables in separate windows; enter the powers in windows next to variables.)