factorize the following by using identies
1)9x^2 +6xy+y^2
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Answered by
2
Answer:
(3x + y)²
Step-by-step explanation:
We know that: (a + b)² = a² + 2ab + b²
9x² + 6xy + y²
can be rewritten as:
(3x)² + 2(3x)(y) + (y)²
Now (3x)² + 2(3x)(y) + (y)² matches the identity a² + 2ab + b²
Therefore:
(3x)² + 2(3x)(y) + (y)²
= (3x + y)²
Answer: (3x + y)²
Anonymous:
thnx
Answered by
2
given:-
Also can be written as:-
So,
Therefore,
Identity used here:-
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