Question

(x – y)² = x² – 2xy + y²
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Answer 1

Answer:

Step-by-step explanation:

Given that: x = 2 and y = -3

here,

(x+y)² = {2-3}²

=> (2- 3)² = 2² + 3² - 2×2×3

= 4 + 9 - 12

=> 13 -12 = 1 Answer