Secondary School (English Medium) (5 to 8) इयत्ता ८ - CBSE Question Bank Solutions

Common factor of 17abc, 34ab², 51a²b is ______.

Factorised form of 23xy – 46x + 54y – 108 is ______.

Factorised form of r² – 10r + 21 is ______.

Factorised form of p² – 17p – 38 is ______.

The common factor of 3ab and 2cd is ______.

An irreducible factor of 24x²y² is ______.

Number of factors of (a + b)² is ______.

The factorised form of 3x – 24 is ______.

The factors of x² – 4 are ______.

The value of (– 27x²y) ÷ (– 9xy) is ______.

The value of (2x² + 4) ÷ 2 is ______.

The value of (3x³ + 9x² + 27x) ÷ 3x is ______.

The value of (a + b)² + (a – b)² is ______.

The value of (a + b)² – (a – b)² is ______.

Common factor of ax² + bx is ______.

Factorised form of 18 mn + 10 mnp is ______.

38x³y²z ÷ 19xy² is equal to ______.

Volume of a rectangular box with length 2x, breadth 3y and height 4z is ______.

Area of a rectangular plot with sides 4x² and 3y² is ______.

Volume of a rectangular box with l = b = h = 2x is ______.