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2
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x 1
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1
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11x
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A)
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;
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B) *
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;
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x
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x2 4
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4x
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4x2 4
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C)
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2
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x 1
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;
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D)
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1
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11
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.
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x
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x2 4
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4x
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xx2 4
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50.
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Jadval intеgrallardan noto’g’risini ko’rsating.
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A)
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x k dx
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x k 1
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C ;
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В) ctgxdx ln | sin x | C;
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k 1
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С)
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*
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dx
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arcsin x C;
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D)
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dx
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tgx C .
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1
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2
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2
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x
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cos
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x
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51.
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f (x) 1
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1
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funksiyaning boshlang’ich funksiyalardan birini toping.
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cos2 3x
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A)
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x
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1
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ctgx 1;
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B) x
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1
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ctgx 2 ;
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C)
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x
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1
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tgx 1;
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D) * x
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1
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tg3x 4 .
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3
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3
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3
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3
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52.
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f (x) 1
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1
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funksiyaning boshlang’ich funksiyasini toping.
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sin 2 4x
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A)
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x
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1
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tg4x C ;
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B) x
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1
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tg 4x C ;
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C) x
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1
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ctg 4x C ;
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D)* x
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1
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ctg 4x C .
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4
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4
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4
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4
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53. Quyidagi funksiyalardan qaysi biri uchun F(x) 2cos x sin x C funksiya
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boshlang’ich funksiya bo’ladi?
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A) f (x) 2sin x cos x ;
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B) f (x) 2sin x cos x ;
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C) f (x) 2sin x cos x ;
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D) * f (x) 2sin x cos x .
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54. F(x) xe x
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sin x C funksiya quyidagi funksiyalardan qayi biri uchun
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bohlang’ich funksiya bo’ladi?
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A)
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f (x) (1 x)e x cos x ;
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B) f (x) (1 x)e x cos x ;
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C)
|
f (x) e x cos x ;
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D) * f (x) (1 x)e x cos x .
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