expand (-3x+5y-2z)^2
Answers
Answered by
0
Answer:
(3x+5y+2z)(3x−5y+2z)
=(3x+2z+5y)(3x+2z−5y)
=(3x+2z)
2
−(5y)
2
...[Using a
2
−b
2
=(a+b)(a−b)]
=((3x)
2
+2(3x)(2z)+(2z)
2
)−25y
2
....[Using (a+b)
2
=a
2
+2ab+b
2
]
=9x
2
+12xz+4z
2
−25y
2
Answered by
0
Answer:
(-3x+5y-2z)(+3x+5y+2z)
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