The product of (x + 5) and (x – 5) is ____________ - Mathematics

The product of (x + 5) and (x – 5) is ____________

रिकाम्या जागा भरा

The product of (x + 5) and (x – 5) is x² – 25

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पाठ 3: Algebra - Exercise 3.1 [पृष्ठ ६१]

पाठ 3 Algebra
Exercise 3.1 | Q 1. (ii) | पृष्ठ ६१

(7x + 3)(7x – 4) = 49x² – 7x – 12

The value of p for 51² – 49² = 100p is 2.

Factorise the following using the identity a² – b² = (a + b)(a – b).

`x^2/25 - 625`

Factorise the following using the identity a² – b² = (a + b)(a – b).

`(4x^2)/9 - (9y^2)/16`

Factorise the following using the identity a² – b² = (a + b)(a – b).

x⁴ – y⁴

Factorise the following using the identity a² – b² = (a + b)(a – b).

`x^2 - y^2/100`

Factorise the expression and divide them as directed:

(3x⁴ – 1875) ÷ (3x² – 75)

Find the value of a, if 8a = 35² – 27²

Find the value of `(6.25 xx 6.25 - 1.75 xx 1.75)/(4.5)`

Find the value of `(198 xx 198 - 102 xx 102)/96`