9a²+6a+1-x²-2xy-y², Factorize the given equation.
Answers
Answered by
0
(3a+1)^2-(x+y)^2
(3a+1+x+y)(3a+1-x-y)
(3a+x+y+1)(3a-x-y+1)
(3a+1+x+y)(3a+1-x-y)
(3a+x+y+1)(3a-x-y+1)
Answered by
0
Answer:
( 3a+1+x+y )( 3a+1-x-y )
Step-by-step explanation:
9a² + 6a + 1 - x² - 2xy - y²
= 9a²+6a+1-( x²+2xy+y² )
= [(3a)²+2×3a×1+1²]-[x²+2xy+y²]
= ( 3a + 1 )² - ( x + y )²
= [(3a+1)+(x+y)][(3a+1)-(x+y)]
= ( 3a+1+x+y )( 3a+1-x-y )
••••
Similar questions