Cálculo Formulario Sean u, v funciones de la variable x; Z (u ± v) dx = (1) Z (2) Z u dx ± Z v dx Z a u dx = a u dx Z (3) dx = x + C Z (4) Z (5) Z (6) xn+1 x dx = + C, n+1 n dx x 1 = arctan + C 2 +x a a Z x + a dx 1 + C = 1 tanh−1 x + C ln (18) = 2 2 a −x 2a x − a a a Z dx x = arcsin + C, a > 0 (19) √ 2 2 a a −x (17) n 6= −1 (20) Z dx = ln |x| + C x (21) ax a dx = +C ln a Z (22) Z (24) Z tan x dx = − ln | cos x| + C U (25) Z (10) csc x dx = ln | csc x − cot x| + C (26) Z (13) 2 sec x dx = tan x + C Z 2 csc x dx = − cot x + C (14) Z √ a2 − x2 x x√ 2 a2 2 dx = a − x + arcsin + C 2 2 a x2 + a2 dx = √ x√ 2 a2 x + a2 + ln(x + x2 + a2 ) + C 2 2 x2 − a2 dx = √ x√ 2 a2 x − a2 − ln(x + x2 − a2 ) + C 2 2 sinh x dx = cosh x + C cosh x dx = sinh x + C Z (29) Z (30) sech2 x dx = tanh x + C cschx2 dx = −ctghx + C Z sec x tan x dx = sec x + C sechx tanh x dx = −secx + C (31) Z (16) Z √ (28) Z (15) √ Z cot x dx = ln | sin x| + C Z √ dx = ln(x + x2 − a2 ) + C x 2 − a2 Z √ (27) Z (12) √ Z sec x dx = ln | sec x + tan x| + C (11) √ dx x = ln |x + a2 + x2 | + C = sinh−1 + C 2 2 a a +x de cos x dx = sin x + C (9) √ dx 1 x = arcsec + C 2 2 a a x x −a √ Z 1 a + a2 − x 2 dx 1 |x| √ (23) = − ln +C + C = − sech−1 2 2 a x a a x a −x x sin x dx = − cos x + C (8) a2 Z Z (7) a y n constantes. Ta lca Z Derivadas Z csc x cot x dx = − csc x + C Instituto de Matemática y Fı́sica (32) cschx coth x dx = −cscx + C Universidad de Talca