Ответ:
(4 - y)² = 4² - 2*4*y + y² = 16 - 8y + y²
16-8y+y^2
Объяснение:
(a-b)^2=a^2-2ab+b^2
(4-y)^2=16-2×4×y+y^2=16-8y+y^2
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Ответ:
(4 - y)² = 4² - 2*4*y + y² = 16 - 8y + y²
Verified answer
Ответ:
16-8y+y^2
Объяснение:
(a-b)^2=a^2-2ab+b^2
(4-y)^2=16-2×4×y+y^2=16-8y+y^2