WebThe factors of a 2+b−ab−a are A (a−1)(a−b) B (a+b)(a−1) C (a+1)(a−b) D None of these Medium Solution Verified by Toppr Correct option is A) a 2+b−ab−a =a 2−ab+b−a =a(a−b)−1(a−b) =(a−1)(a−b) Was this answer helpful? 0 0 Similar questions ab–a–b+1=? Medium View solution > Factorise : a 2+ab(b+1)+b 3 Medium View solution > View more … WebApr 10, 2024 · Given: The given expressions are: (i) $49-x^2-y^2+2xy$ (ii) $a^2+4b^2-4ab-4c^2$ (iii) $x^2-y^2-4xz+4z^2$ To do: We have to factorize the given algebraic expressions.
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WebIf P 1 = (x 1 , y 1 ) and P 2 = (x 2 , y 2 ) are two. points the distance between them is. d (P 1 , P 2 ) = √ (x 2 − x 1 ) 2 + (y 2 − y 1 ) 2. Complex Numbers. i = √. − 1 i 2 = − 1. √. −a = i. √. a , a ≥ 0 (a + bi) + (c + di) = a + c + (b + d) i (a + bi) − (c + di) = a − c + (b − d) i … WebSince both terms are perfect squares, factor using the difference of squares formula, a2 −b2 = (a+b)(a−b) a 2 - b 2 = ( a + b) ( a - b) where a = x +y a = x + y and b = x−y b = x - y. (x+y+ x−y)(x+y− (x−y)) ( x + y + x - y) ( x + y - ( x - y)) Simplify. Tap for more steps... 4xy 4 … grind raw chicken food processor
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WebMar 16, 2024 · We know the identitiesLet’s factorise using these identitiesx2+ 4x + 4x2+ 4x + 4= x2+ 4 + 4x= x2+ (2)2+ 2 × 2 × xUsing(a + b)2=a2+b2+ 2abWherea=x, b = 2= (x + 2)24x2+ 12x + 94x2+ 12x + 9= 4x2+ 9 + 12x= (2x)2+ 32+ 2 × 2x × 3Using (a+b)2= a2+ b2+ 2abWhere a = 2x, b = 3= (2 x + 3 )2x2− 4x + 4x2– 4x + 4 WebAdding equations (i) and (ii), we get. 2x= aa 2+b 2−a⇒2x= aa 2+b 2−a 2⇒2x= ab 2⇒x= 2ab 2. Substitutiing equation (ii) from equation (i), we get. 2y= aa 2+b 2+a⇒2y= aa 2+b 2+a 2⇒y= 2a2a 2+b 2. Hence, the solution of the given system of equations is x= 2ab 2,y= 2a2a 2+b 2. Solve any question of Pair of Linear equations with ... Web= (a – b) (x 2 + y 2 + z 2) Example 16 Factor 6x 2 + 3x + 20x + 10. Solution Factor out the GCF in each set of two terms. 3x (2x + 1) + 10 (2x + 1) = (3x + 10) (2x + 1) Practice Questions 1. Factor the expression, 15 a b 2 − 20 a 2 b, by grouping. Which of the following shows the correct factored form? a b ( 3 b − 4 a) 5 a ( 3 b − 4 a) fighter\u0027s history dynamite move list