"arctg1" - 1 õppematerjal

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(0,2) 2 0,04  104. 0, x < -a , x F ( x) = b + c arctg , - a x a , a 1, x > a. : 1) b c; 2) p(x). . .. [-a, a], : F (-a ) = 0 F ( a ) = 1 . F (-a) = b + c arctg(-1) = b - c = 0 , F (a) = b + c arctg1 = b + c = 1 . 4 4 b c: b - 4 c = 0 , b + c = 1, 4 , b = 1 2 , c = 2 . , 0, x < -a , 1 2 x F ( x) = + arctg , - a x a , 2 a 1, x > a. . x < -a x>a p ( x) = F( x) = 0 . x [-a, a]