To calculate the arc length of the cardioid expressed in the polar coordinates as I14 ir'(l9}=1+cos6'J 96 [0,27r], \"t 0\" we first find 2w / l d" O to find the arc length| Answer entry help: No blank spaces are aliowed in the answer fields Write theta for 9 Write x*y for :1: - y (* is required) Write cos(theta) for cos 9 (parenthesis are required) Write sqrt(z) for (parenthesis are required) Write sqrt((cos(theta)+sin(theta))\"2) for K(cos(n9) -i 5111(6))2 Write sqrt((cos(theta))A2+(sin(theta) )A2) for ' /(cos(9)}2 + ($11030)2 Write pi for it Write xhy for 3:9 To calculate the arc length of the spiral expressed in polar coordinates as H4 7(9) = 859, 6 3' 0 _ 7 \"t 0f we first find all" - S (if? _ and then compute CO / | (9. 0 If this improper integral converges, enter below the arc length, otherwise enter DNE: Answer entry help: No blank spaces are allowed in the answer fields Write x*y for a: - y (* is required) Write xhy for :22? Write a)'(b*c} for a5\" (* and parenthesis are required} Write sqrt(z) for (parenthesis are required) Write cos(sqrt(z)}*sqrt(\\pi/2) for cosh/Zh/m (* is required} Write e for e Write pi for 7r 3 Consider the polar curve 1(9) : ell, 9 6 1R. :4 Jl: of Let a