Please solve the sums upto no 4 1 x2-3x2- x2- 3x-22 x2 - Maths - Algebraic Identities and Factorisation

Question

Please solve the sums upto no 4

1       x 2 - 3 x 2 -   x 2 -   3 x - 2 2
      x 2   +   2 x y   + y 2 - 5 x -
5 y + 6 3         x 2 + x - a + 1   a + 2
4           a 2 + 2 a - p 2 +   4 p -
3

Ankita Agarwal · Accepted Answer

Dear Student,
Q2)
x2+2xy+y2-5x-5y+6=0x+y2-5x+y+6=0                    x+y2=x2+2xy+y2Let x+y=aa2-5a+6=0a2-3a-2a+6=0aa-3-2a-3=0a-2a-3=0a=2,3put a=x+yso, x+y-2=0, x+y-3=0 Answer

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Please solve the sums upto no.4 1 . x 2 - 3 x 2 - x 2 - 3 x - 2 2 . x 2 + 2 x y + y 2 - 5 x - 5 y + 6 3 . x 2 + x - a + 1 a + 2 4 . a 2 + 2 a - p 2 + 4 p - 3

Please solve the sums upto no.4

$1 . {(x^{2} - 3 x)}^{2} - x^{2} - 3 x - 2 2 . x^{2} + 2 x y + y^{2} - 5 x - 5 y + 6 3 . x^{2} + x - (a + 1) (a + 2) 4 . a^{2} + 2 a - p^{2} + 4 p - 3$