преобразуйте в многочлен (3a-1)во второй
(3y-2)(3y+2)
(4a+3k)(4a-3k)
Упростите выражение (b-8)^2-(64-6b)
(3y-2)(3y+2)
(4a+3k)(4a-3k)
Упростите выражение (b-8)^2-(64-6b)
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Answers & Comments
(3y-2)(3y+2)=9у²-4
(4a+3k)(4a-3k)=16а²-9k²
(b-8)²-(64-6b)=b²-16b+64-64+6b=b²-10b=b(b-10)