factorise a square + 2 equal to a + 2 factorise x square - 12 Y + 9
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of which class is tho question and what is the meaning of this question?
Answered by
2
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a2 + 2 = a + 2
a2 + 2 - a - 2 = 0
a2 - a - 0 = 0
a2 - a + 0a -0 = 0
a ( a -1 ) + 0 ( a -1 )= 0
(a - 1) (a + 0)
a = 1, 0
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