Home
Class 7
MATHS
5x^(2) ( x - y) = ""...

`5x^(2) ( x - y) = "_______"`

Text Solution

Verified by Experts

The correct Answer is:
`5x^(3) - 5x^(2) y`
Promotional Banner

Similar Questions

Explore conceptually related problems

{:("Column" A ,, "Column" B), (225x^(2) - 625 y^(2) = ,, (a) 25(x-2) (x-2)), (x^(2) - x - y - y^(2) = ,, (b) 25(3x- 5y) (3x + 5y)), (x^(2) - x - y^(2) + y = ,, (x + y) (x - y- 1)), (25x^(2) - 100 x + 100 = ,, (d) (x - y) (x + y -1)), (,,(e) (x + y) (x + y - 1)):}

(a) Factorise : x^(2) - (z-5)x - 5z (b) Factorise : x^(2) + x - y + y^(2) - 2xy

Factorise 25x^(2) - 30xy + 9y^(2) . The following steps are involved in solving the above problem . Arrange them in sequential order . (A) (5x - 3y)^(2) " " [ because a^(2) - 2b + b^(2) = (a-b)^(2)] (B) (5x)^(2) - 30xy + (3y)^(2) = (5x)^(2) - 2(5x)(3y) + (3y)^(2) (C) (5x - 3y) (5x - 3y)

( 5)/((x + y)) - ( 2 )/(( x - y )) + 1 = 0 , ( 15)/((x + y ) + ( 7) /(( x - y )) - 10 = 0 ( x ne y , x ne - y )

If x:y::5:2, then (x ^(2) +y)/(x + y ^(2)) =?