NCERT Class 8

Example 6 : Very small numbers can be expressed in standard form using positive exponents. Example 6 : Very small numbers can be expressed in standard form using positive exponents. July 29, 2021 Category: Chapter 12 - Exponents and Powers , Maths , NCERT Class 8 ,

Example 5 : The distance between earth and sun is 150 million kilometres which can be written in exponential form as _______. Example 5 : The distance between earth and sun is 150 million kilometres which can be written in exponential form as _______. July 29, 2021 Category: Chapter 12 - Exponents and Powers , [...]

Example 4 : (2^3)^2 x (3^–2)^3 = _____ Example 4 : (2^3)^2 x (3^–2)^3 = _____ July 29, 2021 Category: Chapter 12 - Exponents and Powers , Maths , NCERT Class 8 ,

Example 3 : (-4)^4 x (5/4)^4 = ………… Example 3 : (-4)^4 x (5/4)^4 = ............ July 29, 2021 Category: Chapter 12 - Exponents and Powers , Maths , NCERT Class 8 ,

Example 2 : The human body has about 100 billion cells. This number can be written in exponential form as Example 2 : The human body has about 100 billion cells. This number can be written in exponential form as July 29, 2021 Category: Chapter 12 - Exponents and Powers , Maths , NCERT Class [...]

Example 1 : Multiplicative inverse of 2^7 is Example 1 : Multiplicative inverse of 2^7 is July 27, 2021 Category: Chapter 12 - Exponents and Powers , Maths , NCERT Class 8 ,

Write the greatest common factor of the following terms 3x^2y^2z, -6xy^3z^2, 12x^2yz^3 -6xy^3z^2 12x^2yz^3 Write the greatest common factor of the following terms 3x^2y^2z July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,

The figure shows the dimensions of a wall having a window and a door of a room. Write an algebraic expression for the area of the wall to be painted. The figure shows the dimensions of a wall having a window and a door of a room. Write an algebraic expression for the area of [...]

125. Match the expressions of column I with that of column II: 125. Match the expressions of column I with that of column II: July 27, 2021 Category: Chapter 14 - Factorisation , Chapter 9 - Algebraic Expressions and Identities , Maths , NCERT Class 8 ,

123. Take suitable number of cards given in the adjoining diagram [G(x × x) representing x^2, R (x × 1) representing x and Y (1 × 1) representing 1] to factorise the following expressions, by arranging the cards in the form of rectangles: (i) 2x^2 + 6x + 4 (ii) x^2 + 4x + 4. [...]