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(x + y) (x - y) if x=-4 and y = 1
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3 votes
(x + y) (x - y)
if x=-4 and y = 1

User ASanch
by
5.1k points

1 Answer

2 votes
• Difference of two squares = x² - y²

• Substitute x and y in equation

-> (-4)² - (1)²

-> 16 - 1

-> 15
User Joao Almeida
by
5.2k points
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