factorise ysquare -18y+81
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ysquare-18y+81
the factors are -9,-9
y-9=0, y-9=0
y=9,y=9
the factors are -9,-9
y-9=0, y-9=0
y=9,y=9
uneq95:
lol, who explains like this? atleast make efforts to make the reader understand the solution
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Hey there!!
y² - 18y + 81
y² - 9y - 9y + 81 = 0
y [ y - 9 ] - 9 [ y - 9 ] = 0
[ y - 9 ] [ y - 9 ]
y² - 18y + 81
y² - 9y - 9y + 81 = 0
y [ y - 9 ] - 9 [ y - 9 ] = 0
[ y - 9 ] [ y - 9 ]
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