23 Select the correct answer. Strontium-90 has a half-life of 28.1 years. How many years will it take for a sample of Strontium-9E) to decay to 25% of its initial quantity? 0 A. 45.? years 0 B. 56.2 years 0 C. 512 years 0 D. ms years 24 Select the correct answer. Determine how long it will take for a principal amount of $1,500 to become double its initial value when deposited into an account paying interest at a rate of 13%, continuously compounded. O A. 5.33 years O B. 6.32 years O C. 11.25 years O D. 14.33 years25 Select the correct answer. Using L'Hopital's Rule, evaluate lim X-0+ 2x sinx. OA. O B. OC. OD.26 Select the correct answer. Using L'Hopital's Rule, evaluate lim 2 OA. 0 OB. OC. OD.27 Select the correct answer. 20* - 2. Using L'Hopital's Rule, evaluate lim X-00 sin 2x O A. OB. 1 OC. O D. 0028 Select the correct answer. Using L'Hopital's Rule, evaluate jim y3x. X-0 OA. OB. 0 OC. 1 OD. CO29 Select the correct answer. Find the derivative of ({x) = sin 1(e2x). OA 20* OB. OC. 31/1-82x OD. 2030 Select the correct answer. Find the derivative of ({ x) = cot 1(2x+ 1). OA. 2 - (1+ 2x}2 O B. 2 - 1+(1+2x) OC. 2 - 11-(1+2x )231 Select the correct answer. Find the exact value of arctan O A. OB. OC. Nal OD.32 Select the correct answer. Find the derivative of f(x) sin 1( * ) . OA. 2,/1- 4 OB. 3 X 4 OC. 2,11- 4 OD. 4 433 Select the correct answer. 10 Solve the integral ] ox . tan (x)(1+ x2) OA. sin 2 10 + c OB. tan '(1+x2)+0 OC. 10 sin -1 +0 /tan( x) OD. 20 tan x +0