Evaluate L{t cos 4t} s2 - 4 a) s2 + 4 s2 +4 s2-16 b) s2-4 s2 + 16 c) s2- 16 d) s2 + 16 O a Od

z2 - 1 – 20 2² – 4z – 5 Simplify: 22 + 9z + 20 22 + 7z + 10 Submit Question

|a+2b] 2 O Let W = - b :a,be R}. Show that -4 lies in W+. 2a -1

Evaluate / dx x(x+2)³ 2x+1 Select the correct answer below: 금(In |x| + In |x + 2| + 급5 + x+2 (x+2) ) + C ( In |x| – In |x + 2| + 2 6 + C - (x+2)? ! (In |x| – In |x + 2| + =) +C x+2 (x+2)² In |x| – In |x + 2| + + C x+2 (x+2)? 글(In )지 - In Ix + 2| + -) +C x+2 (x+2)?