Silly Sammy Seal (Integral Evaluation) Problems: 1 ∫e x dx = NO MATCH (answer = e − 1) 0 π 4 ∫ cos 2 x dx = 0 π 8 + 1 4 1 ln sec 2 x + tan 2 x + C ) 2 dx ⎛ x⎞ = NO MATCH (answer = Sin −1 ⎜ ⎟ + C ) ⎝2⎠ 4− x2 ∫ sec 2 x dx = NO MATCH (answer = ⌠ ⎮ ⌡ 2 ⌠ 2 xdx = ln(3) ⎮ 2 ⌡ x +2 0 ⌠ dx = NO MATCH (answer = ln ln x + C ) ( ) ⎮ ⌡ x ln x 1 3 3 ∫ cos x dx = NO MATCH (answer = sin x − 3 sin x + C ) ∫ tan x dx = NO MATCH (answer = ln sec x + C ) 2 ⌠⎛ ⎮ ⎮ ⎜⎜ ⌡⎝ 1 ⎞ x2 x+ + 2 x + ln( x) + C ⎟ dx = 2 x ⎟⎠ 4 ∫ (x 2 − sin 3 x ) dx = −4 128 3 dx ⌠ = NO MATCH (answer = Tan −1 ( x − 1) + C ) ⎮ 2 ⌡ x − 2x + 2 ln 3 ∫e 2x dx = 4 0 1 ∫x 4 − x 2 dx = NO MATCH (answer = 0 3 ∫ x dx = 5 −1 ⌠ x dx = 1 Tan −1 x 2 + C ⎮ ⌡ 1+ x 4 2 8 − 3 3) 101π ∫ sin x dx = NO MATCH (answer = 202) 0 Silly Sammie Seal turns into Serious Sally Swan: