Algebraic Expre...

In a college, 5y² + 6y + 9 peons and 6y² + 3y + 8 managers work. What is the total number of peons and managers working in the college?

A company P buys x number of products in a month and sells y number of the same products over 3 months. What will be the number of products in the company's stock after 3 years?

If the cost of a set of chairs is Rs. 456.10 and that of a table is Rs. 320.90, then what will be the total cost of 5 sets of chairs and 4 tables?

If A = 5x² + 6y + 9 and B = 6y² + 3x + 8, then what is the sum of A and B?

Write 'T' for True and 'F' for False and choose the correct option:

(1) The terms which have the same algebraic factors are called unlike terms, and the terms which have different algebraic factors are called like terms.
(2) The degree of the expression 5a² - 6a + 10 is 1.
(3) The factors of expression 4pq + 9 are 4, p, q and 9.

Fill in the blanks:

1. Terms which have the same algebraic factors are ______ terms.
2. An algebraic expression of more than three terms is called a _______.
3. m × m has two factors, so to express it we can write: m × m = _______.
4. The ________ of two like terms is a like term with coefficient equal to the sum (or difference) of the coefficients of the two like terms.