Find: (A + B)(A + B) - Mathematics

Find : (a + b)(a + b)

योग

(a + b)(a + b) = (a + b)²= a × a + a × b + b × a + b × b
= a² + ab + ab + b²= a² + b² + 2ab

shaalaa.com

Special Product

क्या इस प्रश्न या उत्तर में कोई त्रुटि है?

अध्याय 4: Expansions (Including Substitution) - Exercise 4 (E) [पृष्ठ ६६]

अध्याय 4 Expansions (Including Substitution)
Exercise 4 (E) | Q 11.1 | पृष्ठ ६६

Simplify : ( x - 6 )( x - 4 )( x - 2 )

Simplify using following identity : `( a +- b )(a^2 +- ab + b^2) = a^3 +- b^3`
( 2x + 3y )( 4x² + 6xy + 9y²)

Simplify using following identity : `( a +- b )(a^2 +- ab + b^2) = a^3 +- b^3`
`( 3x - 5/x )( 9x^2 + 15 + 25/x^2)`

Simplify using following identity : `( a +- b )(a^2 +- ab + b^2) = a^3 +- b^3`
`(a/3 - 3b)(a^2/9 + ab + 9b^2)`

Find : (a - b)(a - b)(a - b)

If x = 3 + 2√2, find :
(i) `1/x`

(ii) `x - 1/x`

(iii) `( x - 1/x )^3`

(iv) `x^3 - 1/x^3`

If x + 5y = 10; find the value of x³ + 125y³ + 150xy − 1000.

Using suitable identity, evaluate (104)³

Using suitable identity, evaluate (97)³

Evaluate :
`[1.2 xx 1.2 + 1.2 xx 0.3 + 0.3 xx 0.3 ]/[ 1.2 xx 1.2 xx 1.2 - 0.3 xx 0.3 xx 0.3]`