Algebraic Expre...

The value of -6x²y × xyz × xy²z² × 5y² is

^{Simplify the following expression and mark the correct option.}

+ + ()

Simplify the following expression and mark the correct option.

The product of and is

What is the value of 3x³ - 9y² + 4xy when x = 5 and y = 7?

An expression is added to 2a² + b³ + 10b + 13ab to obtain a³ + 6a² + 7b³ + 19b + 13ab. The added expression is:

Simplify the given expression and mark the correct option.

5x + 6x⁵ - 17x - x⁴ + x¹⁷ + 9x + 4x⁴

What should be the value of y, if the value of 2x² + x - y is 5 when x = 1?

Simplify the following expression and mark the correct option.

x⁴ + 16x + 19x + x² + 3x³ - (16x - 3x + 2x² - 3x³ + 6x³)

x⁵ + 16x + 2x² + 17x⁴ + 19 is more than 16x + 18 + x² + x⁵ + 17x⁴ by

What will you get on subtracting the sum of x² + y² + 2xy and x² + 2y² - 2xy from the sum of -x² - y² and -x² - 3y²?

Which of the following expressions is a binomial?

What is the degree of the given expression?

5b⁹ + 7b⁴ + 4b² - 6b + 0

If =, then what is the value of++ 2?

If P = 45a³ - 21a² + 12a + 10, Q = -60a² + 35a + 8 and R = 9a³ - 64a² - 5, then what is the value of P + Q - R?

Which of the following equations is incorrect?

Simplify the following expression:

(4y - 5 + 2x)(3x + 5y - 7) + {(7x - 5xy + 12) - (8x - 3y + 9)}

What must be subtracted from 6m + 2n² + 3n to get 4m + 1 - 3n²?

Which of the following statements is true?

Which of the following expressions is a trinomial?

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?

Rohit's monthly salary is Rs. 7220a. He spends half of the salary on his day-to-day expenses and saves of the remainder. What amount out of total salary is left with him after covering his expenses and putting the savings aside, if the value of a is 4?

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.

Match the following:

Find the value of 5(x + 2y) + 7(x² - y²) - 2xyz + (x + y + z) + 3x + 5y - 2z, if x = -2, y = 3 and z = -4.

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.