This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: MATHEMATICS 295
FINAL EXAMINATION — FALL 2003 Print Your Name Signature Print Your Instructor Name Section # , Recitation Section # INSTRUCTIONS. This examination has 13 problems and 10 printed pages. (There are 2
additional pages for scrap work.) NIake sure your examination is complete before you begin work.
There are 200 points available on this examination. The point values are indicated for each of 13 problems.
All work for which you seek credit must be written on the printed pages in the appropriate places. The last two scrap pages of this booklet will not be graded! All answers must be justiﬁed. Do not write below this line 1 8. 2 9. 3 10. 4 11. 5 12. 6 13.
7. Total 2
1. (8 points each) Evaluate the following limits: )1, x23$+2
a 121—)”; (172+.T—6 b) 1. 7x5 + 3x3 + 4
1m ——————
w—mo 2x5 — 2x2 — 3m sin :3 C) Given E ﬂat) 5 1 + :12, find lim f(2:) {13 x—>O 2. (8 points each) Find the derivatives of the following functions:
sinx a) rm = x2 . b) f(a:) 2 ex sin 2:2 3. (8 points) Find the points of discontinuity, if any, of the function f(x)={i2:—_12la #1, 0, $=1. 4. (8 points) State the deﬁnition of the derivative and use it to find the derivative of f(a:) = 21:2 — 3m. 5 5. (8 points) Find the equation of the tangent line to the curve 2323/2 + $2 — 2y3 2 O at the point (1,1). \/:_c(:z:2 +1)17 6. (8 points) Use logarithmic differentiation to ﬁnd the derivative of y : ($3 _ 1)“) F—V /. (8 points) A function f(:r) is differentiable on the interval [—1,1] and has the value 0.32 at
a: : 0.25. The derivative of f at :r = 0.25 is equal to 1.24. Use the linearization to estimate the
value of f at 2: :2 0.23. 8. (10 points) A function f(I) is equal to 3 at :c = 2 and the derivative of f’(2) = 3/7. Find the derivative of the inverse function f—1(x) at :r = 3. 7 9. (10 points) Water is pumped into a conical reservoir at the rate of 87r l't3/min. The reservoir stands point down. It has a height of 12 ft and the radius of its circular top is 6 ft. How fast is . . . . 1
the water level rismg when the water IS 4 ft deep? The volume of the cone is V = —7rr2h. 10. (10 points) Write down (do not evaluate) the Riemann sum R4 for f(;c) : sinx on the interval [0, 4] by dividing the interval into 4 equal subintervals and using left hand endpoints as sample points. 11. (10 points) An open rectangular box that holds 36000 cubic inches is to have a rectangular
base that is twice as long as it is wide. What dimensions for the box will require the least material? 9 12. (8 points each) Consider the following function and the given formulas for its ﬁrst and second
d ' t' e f( > ”’2 f’(z) 6‘” f”( > ”(1‘ x2)
erivws: m: '=————. $=—————. 8‘ z2+3’ (x2+3)2’ (x2+3)3 a) Determine intervals where f is decreasing or increasing; ﬁnd local maxima and minima of f; b) determine intervals where f is concave up or down, ﬁnd inﬂection points of f; C) ﬁnd any vertical and any horizontal asymptotes. 10 13) (10 points each) Evaluate the following indefinite and deﬁnite integrals: 10 2 10
a) given that /f(x)d:1: = 10 and /f(:1:)d:1: = —2, ﬁnd /f($) dm;
_1 —1 2 c) /:ssin 1:2 dzz: ...
View
Full Document
 Fall '08
 Staff

Click to edit the document details