solve for x and y
Asked by NISHANT.1994 | 7th May, 2009, 11:27: PM
Expert Answer:
Let
bx+ay=2ab .....(i)
ax-by=a^2-b^2......(ii)
multiplying (i) by b and (ii) by a we get
b2x +ab y = 2ab2
a 2 x - ab y = a3-ab2
adding these two equations we get
(a2+b2)x = a(a2+b2)
So x = a and y =b
Answered by | 8th May, 2009, 11:11: AM
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