no need for solution

8 Evaluate: lim of x2 + 3x - 4 as x approaches to 4. a. 28 b. 21 C. 24 d. 16 Evaluate: lim of * -1 - as x approaches to 1. 9. x7+3x-4 a. 1/5 b. 2/5 C. 3/5 d. 1 Evaluate: lim of 10. x-2 as x approaches to 2. a. 6 b. 2 c. O d. 411. Evaluate the first derivative of the function: 4x2 + 2xy + y? = 0. DF(x) = x3 +10x-1 (x3-1)2 a. DF(x) =-X-10x+1 b. (x2-1)2 DF(x) = *-10x-1 C. (x2-1)2 12. Evaluate: lim of - as x approaches to positive. a. 0 b. Infinity C. ex d. 1 Evaluate: lim of 13. as x approaches to infinity. a. b. 0 C. d. Infinite Evaluate: lim of (1 - sin2 0) as 0 approaches to 0. 14 a. 4 b. 1 C. 2 d. 0 Evaluate: lim of (2 - x)tan(?) as x approaches to 1. 15. a b. CALCULUS 1 - PRELIM EXAMINATION C. en d. 0Evaluate: lim of 3x"-2x-+7 1. 5x3+x-3 - as x approaches to infinity. a. Infinity b. Zero c. 3/5 d. Undefined Find the if y = 52x-1 2. a. 52x-1 In 25 b. 52x-1 In 5 c. 52x-1 In 15 d. 52x-1 In 10 Evaluate: lim of - as x approaches to 4. 3. a. 16 b. 8 0 d. 1 Evaluate: lim of = as x approaches to infinity. 4. a. 1 b. 0 c. Indefinite d. 3 5. If a simple constant, what is the derivative of y = xa. a. axa-1 b. ax c. (a - 1)x d. xa-1 CALCULUS 1 - PRELIM EXAMINATION 6. Find the ify = x2 + 3x + 1 and x + t2 + 2. a. t3 + 4t b. 4t3 + t c. 4t3 + 14t d. 4t3 + 14t2 Evaluate: lim of x2 - as x approaches to 0. a. 0 b. 2 C. -1/2 d. 1/2