Simplify: (5x - 2y)(5x + 2y)
Answers
Answered by
0
Answer:
= (5x - 2y)(5x + 2y)
= 5x(5x + 2y) - 2y(5x - 2y)
= 25x² + 10xy - 10xy + 4y²
= 25x² + 4y²
OR
We can also use a identity:
= (a + b)(a - b)
= a² - b²
Inputting the values:
= (5x)² - (2y)²
= 25x² - 4y²
Answered by
0
Answer:
25x² + 10xy - 10xy - 4y² = 25x² - 4y² = (5x)² - (2y)²
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