Calculus for Scientists and Engineers Early Transcendentals 1st Edition Briggs Test Bank

Page 51

Full file at https://testbankuniv.eu/Calculus-for-Scientists-and-Engineers-Early-Transcendentals-1st-Edition-Briggs-Test-Bank 210)

210) y

y = x2 - 2 f(x) = x2 - 2 x0 = 3

8 7

L=7 ε=1

6

3 

0

2.83

x

3.16

NOT TO SCALE A) 0.17

B) 4

C) 0.33

D) 0.16

A function f(x), a point x 0 , the limit of f(x) as x approaches x 0 , and a positive number ε is given. Find a number δ > 0 such that for all x, 0 < x - x 0 < δ ⇒ f(x) - L < ε. 211) f(x) = 3x + 10, L = 13, x0 = 1, and ε = 0.01 A) 0.003333

211)

B) 0.01

C) 0.016667

D) 0.006667

C) 0.000556

D) 0.01

C) 0.013333

D) 0.006667

212) f(x) = 9x - 7, L = 2, x0 = 1, and ε = 0.01 A) 0.001111

212)

B) 0.002222

213) f(x) = -3x + 9, L = 6, x0 = 1, and ε = 0.01 A) 0.003333

213)

B) -0.01

214) f(x) = -9x - 7, L = -34, x0 = 3, and ε = 0.01 A) 0.000556

214)

B) -0.003333

C) 0.002222

D) 0.001111

215) f(x) = 2x2, L =98, x0 = 7, and ε = 0.4 A) 7.01427

215)

B) 0.01427

C) 0.0143

D) 6.9857

SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Prove the limit statement 216) lim (2x - 1) = 9 x→5

216)

x2 - 25 217) lim = 10 x→5 x - 5

218) lim x→7

217)

3x2 - 19x- 14 = 23 x-7

218)

51

Full file at https://testbankuniv.eu/Calculus-for-Scientists-and-Engineers-Early-Transcendentals-1st-Edition-Briggs-Test-Bank


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