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phucvo29


Bài 1:a/[TEX]x^6 + 2x^5 + x^4 - 2x^3 - 2x^2 +1 [/TEX]
b/[TEX]M= [4abcd + (a^2 + b^2)(c^2 + d^2)]^2 - 4[cd(a^2 +b^2) + ab(c^2 + d^2)]^2[/TEX]
Bài 2:
a/ [TEX]A= 2^{17} - 2^{16} - 2^{15} - 2^{14} - ... - 2^2 - 2 - 1 [/TEX]
b/ [TEX]B= x^{17} - 12x^{16} + 12x^{15} - 12x^{14} + ... - 12x^2 +12x - 1 [/TEX] với x =11
b/[TEX]M= [4abcd + (a^2 + b^2)(c^2 + d^2)]^2 - 4[cd(a^2 +b^2) + ab(c^2 + d^2)]^2[/TEX]
Bài 2:
a/ [TEX]A= 2^{17} - 2^{16} - 2^{15} - 2^{14} - ... - 2^2 - 2 - 1 [/TEX]
b/ [TEX]B= x^{17} - 12x^{16} + 12x^{15} - 12x^{14} + ... - 12x^2 +12x - 1 [/TEX] với x =11
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