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NoizeR
@NoizeR
July 2022
1
12
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а) 9х(во второй степени) - 1 - (3х - 2) "во второй степени" =0
б) (2х-3) "во второй степени" - 2х (4+2х) =11
в) х + (5х +2 ) "во второй степени" = 25 ( 1 + х"во второй степени")
Г) (4х -3)(3+4х)-2х(8х-1) = 0
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3934964
А) 9х^2 - 1 - 9х^2 + 12x - 4 = 0
12x - 5 = 0
x = 0.417
Б) 4x^2 - 12x + 9 - 8x - 4x^2 = 11
-20x = 2
x = -0.1
B) x + 25x^2 + 20 + 4 = 25 + 25x^2
21x = 21
x = 1
Г) 16х^2 - 9 - 16х^2 + 2 = 0
-7 не = О
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Answers & Comments
12x - 5 = 0
x = 0.417
Б) 4x^2 - 12x + 9 - 8x - 4x^2 = 11
-20x = 2
x = -0.1
B) x + 25x^2 + 20 + 4 = 25 + 25x^2
21x = 21
x = 1
Г) 16х^2 - 9 - 16х^2 + 2 = 0
-7 не = О