hort Answer Type Questions (Slab-1)
Factorise: (3a - 2b)3 + (26 - 50)3 + (5c-3a)
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Let,
p=(3a-2b)
q=(2b-5c)
r=(5c-3a)
(p+q+r)=0
:.p3+q3+r3=3pqr
:.(3a-2b)3+(2b-5c)3+(5c-3a)3=3(3a-2b)(2b-5c)(5c-3a)
sahil4079:
plz give me answeros
9. If x + y + 4 = 0, find the value of x3 + y3 - 12xy + 64.
(x+y+4)(x^2+y^2+16-xy-4y-4x)
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