Assessment ...... ... h.... Find out how much knowledge you have gained in this module. Choose the letter of 1. Which of the following are similar radicals? a. v6, V5,V7 b. Vx5, V5, 2Vx5 2. What is the sum of 2av5 and 6av5 ? c. Vx, 5V, 2Vx3 d. Vi, x, V a. 8av5 b. 4av5 c. 8av10a d. 8V5a 3. What is the simplest form of V21 a. 3. V35 с. b. 3 V21 d. 5. 4. What is the product of 5v3a³ and 4v25aª ? a. 30av3a b. 25av3a 5. Simplify 15/2 + 8V2 - 20v2 c. 100a³V3a d. 30a a. 13V6 b. 3V6 6 What is the coniugate of 3 - V5 ? c. 3v2 d. 5V2
Assessment ...... ... h.... Find out how much knowledge you have gained in this module. Choose the letter of 1. Which of the following are similar radicals? a. v6, V5,V7 b. Vx5, V5, 2Vx5 2. What is the sum of 2av5 and 6av5 ? c. Vx, 5V, 2Vx3 d. Vi, x, V a. 8av5 b. 4av5 c. 8av10a d. 8V5a 3. What is the simplest form of V21 a. 3. V35 с. b. 3 V21 d. 5. 4. What is the product of 5v3a³ and 4v25aª ? a. 30av3a b. 25av3a 5. Simplify 15/2 + 8V2 - 20v2 c. 100a³V3a d. 30a a. 13V6 b. 3V6 6 What is the coniugate of 3 - V5 ? c. 3v2 d. 5V2
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question
Transcribed Image Text:Assessment
Find out how much knowledge you have gained in this module. Choose the letter of
the best answer. Write your answer on a separate sheet of paper.
1. Which of the following are similar radicals?
a. v6, V5,V7
b. Vx5, Vx5, 2Vx5
2. What is the sum of 2av5 and 6ay5 ?
c. Vx2, 5Vx3, 2Vx3
d. V, V, Vx
c. 8av10a
d. 8V5a
a. 8av5
b. 4av5
3. What is the simplest form of
V21
à.
V35
C.
5
V21
d.
b.
4. What is the product of 5V3a³ and 4v25a* ?
a. 30a/3a
c. 100a³V3a
b. 25a 3a
d. 30a
5. Simplify 15V2 + 8V2 - 20V2
a. 13V6
с. 3V2
d. 5/2
b. 3V6
6. What is the conjugate of 3 - V5 ?
a. 3- V5
b. 3+ V5
c. 5+ V3
d. 5- V3
7. What is the quotient of 2515a and 5V5a ?
a. 5
c. 5V5
d. 5V3
b. 5a
8. Simplify and combine like radicals in v72 - V50 + V8.
a. 3y8
b. 5/2
9. Express -V8+ 2/8 + 3/8 in simplest form.
a. 3V8
b. 5/2
10. Transform v2 and V2 to similar radicals.
a. V2 and v2
С. З/2
d. V2
c. 4V8
d. 8V2
c. V23 and V22
d. V23 and 22
b. Vž and V2
1. Multiply then simplify 4/2 2/8• V20
a. 3V5
b. 20/2
C. 36V5
d. 64V5
18
Transcribed Image Text:12. Multiply: (2/3 + v2 ) (2/3 - VZ )
a. 12
С. 8
b. 10
d. 14
13. Simplify 10V3 - 2V5 -14V3 - V5.
a. -4V3-3V5
b. 4V3 - 3V5
c. -4V5 - 3/3
d. 4V5 + 5/3
14. Find the sum of V27 and V75.
а. 2/3
b. 3V3
C. V3
d. 0
15. Simplify:
5/40+6V90
2/2
а. 14/5
c. 4V5
d. 2V5
b. 7V5
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