Please help!

1.

1 dac = + C V 49 - 22_ 10:1:2 Evaluate the integral: f 1/9 3:2 (A) Which trig substitution is correct for this integral? 0 a: = 93in(l9) O a: = 3sin(l9) O a: = 91331109) 0 a: = 31331109) 0 a: = 93ec(6) O a: = 3sec(6) (B) Which integral do you obtain after substituting for :1: and simplifying? Note: to enter 6, type the word theta. [:1d6 (C) What is the value of the above integral in terms of (9? c (D) What is the value of the original integral in terms of (1:? C Evaluate the integral: / 1/ 13 43:2da: (A) Which trig substitution is correct for this integral? 1 O a: = sin(6) 2 O 1 ' 6 a: 131M ) (/1 O a: = 23sm(6) 1 O a: = Esac?) O a: = 23in(9) (B) Which integral do you obtain after substituting for :1: and simplifying? Note: to enter 9, type the word theta. [Zr (C) What is the value of the above integral in terms of (9? C (D) What is the value of the original integral in terms of (1:? C ' 21 Evaluate the integral: fdm 3:2Vm2 + 4 (A) Which trig substitution is correct for this integral? 0 a: = 21 sec(9) O a: = 4tan(6) O a: = 23in(9) O a: = 4sin(9) O a: = 2tan(6) O a: = 4sec(6) (B) Which integral do you obtain after substituting for :1: and simplifying? Note: to enter 6, type the word theta. /:d6 (C) What is the value of the above integral in terms of 6'? c (D) What is the value of the original integral in terms of (1:? :l+c (22V x2 - 4 Evaluate the integral: (A) Which trig substitution is correct for this integral? Ox = 2 tan(0) Ox = 4sec(0) Ox = 4tan(0) Ox = 2 sec(0) Ox = 2 sin(0) Ox = 22 sin (0) (B) Which integral do you obtain after substituting for a and simplifying? Note: to enter 0, type the word theta. do (C) What is the value of the above integral in terms of 0? + C (D) What is the value of the original integral in terms of ac? + CV100 3:2 Evaluate the inte ral: do: 9 / 14:1:2 (A) Which trig substitution is correct for this integral? 0 a: = 10 sin(6) O a: = 1001331109) 0 a: = 10 sec(9) O a: = 10 tan(6) O a: = 100 3111(9) O a: = 100 sec(6) (B) Which integral do you obtain after substituting for :1: and simplifying? Note: to enter 6, type the word theta. /:d6 (C) What is the value of the above integral in terms of 6'? c (D) What is the value of the original integral in terms of m? C