Question

plz aswer it with step by step... 10 sum..

Answer 1

if (y-3)
(y-3) = 0

y = 3

y^3-2y^2-9y+18=0

(3)^3-2(3)^2-9(3)+18 =0

27-2(9)-27+18 =0

27 - 18-27+18=0

-18+18 = 0
-27+27=0

27-18-27+18=0

27-27-18+18=0

0=0

L.H.S= R.H.S


THIS IS YOUR ANSWER....
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Answer 2

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