Precalculus homework help.
Engineering Mathematics1 Level: 1 Max. Marks: 100Instructions to Student:
Answer all questions.
Deadline of submission: 18/05/2020 (23:59)
The marks received on the assignment will be scaled down to the actual weightage of
the assignment which is 50 marks
Formative feedback on the complete assignment draft will be provided if the draft is
submitted at least 10 days before the final submission date.
Feedback after final evaluation will be provided by 25/06/2020
Module Learning Outcomes
The following LOs are achieved by the student by completing the assignment successfully
1) Compute Limit and derivative of a function
2) Able to apply derivatives in finding extreme values
Assignment Objective
To test the Knowledge and understanding of the student for the above mentioned LO
Assignment Tasks:
1. a. Evaluate the following limit:
lim(2????3−128) ????→4 √????−2
b. Find the number ???? ????????????h ????h???????? lim (3????2+????????+????+3) exists, then find the limit ????→−2 ????2+????−2
(8 marks) (7 marks)
MEC_AMO_TEM_034_01
Page 1 of 7
8. Find
.
????????
implicitly, if ???? (???? − 1) + sin(2???? + 5????) = ln(√7) −
????+2
− cot(2????)
MEC_AMO_TEM_034_01
Page 2 of 7
lim ????→0
7???? cos(????2)−7???? 5????2
− lim [ ????→0
sin(−2????)sin(5????)sin(7????) 2????3cos(????)
]
Engineering Mathematics1 (MASC 0009.2) – Spring – 2020– CW (Assignment1) – All – QP
2. a. A particle moves in a straight line along with the ???? − ???????????????? its displacement is given by the equation ????(????) = 5????3 − 8????2 + 12???? + 6, ???? ≥ 0, where ???? is measured in seconds and s is measured in meters. Find:
i. The velocity function of the particle at time ????
ii. The acceleration function of the particle at time t. iii. The acceleration after 5 seconds
(2marks) (2marks) (1marks)
b. Find the derivative of ???? = 5????????????3(????) + ????????????2(3????2 − 4????) − csc(√2???? − 1 )and express your sin(3−2????)
answer in terms of sin and cos only
3. Find the derivative of ????(????) = ???????????? (5???? + 7), by first principle of differentiation
4. Find the points of local maxima and minima for the function ????(????) = ????4 − 18????2 − 9 5. a. For which value of n, does the lim −????????4+16???? = 2
(15marks) (10 marks)
(10 marks)
(5 marks)
(10 marks)
(5 marks)
(15 marks) (10 marks)
b. Evaluate the following limits:
????→2 32−????5
6. Evaluate lim ????(????), where f is defined by f(x) = ????→2
2 ????,????≤0
2???? − 2, 0 < ???? ≤ 3
????
3 , 3<????<4
9, ????≥4 {
7. Find the second derivative of the following function:
???? = ????????2 +ln(7????−???? + 5????3) − 52???? + 3???? √???? 3
√???? ???????????????? 5
5
Engineering Mathematics1 (MASC 0009.2) – Spring – 2020–
Answer all questions.
Deadline of submission: 18/05/2020 (23:59)
The marks received on the assignment will be scaled down to the actual weightage of
the assignment which is 50 marks
Formative feedback on the complete assignment draft will be provided if the draft is
submitted at least 10 days before the final submission date.
Feedback after final evaluation will be provided by 25/06/2020
Module Learning Outcomes
The following LOs are achieved by the student by completing the assignment successfully
1) Compute Limit and derivative of a function
2) Able to apply derivatives in finding extreme values
Assignment Objective
To test the Knowledge and understanding of the student for the above mentioned LO
Assignment Tasks:
1. a. Evaluate the following limit:
lim(2????3−128) ????→4 √????−2
b. Find the number ???? ????????????h ????h???????? lim (3????2+????????+????+3) exists, then find the limit ????→−2 ????2+????−2
(8 marks) (7 marks)
MEC_AMO_TEM_034_01
Page 1 of 7
8. Find
.
????????
implicitly, if ???? (???? − 1) + sin(2???? + 5????) = ln(√7) −
????+2
− cot(2????)
MEC_AMO_TEM_034_01
Page 2 of 7
lim ????→0
7???? cos(????2)−7???? 5????2
− lim [ ????→0
sin(−2????)sin(5????)sin(7????) 2????3cos(????)
]
Engineering Mathematics1 (MASC 0009.2) – Spring – 2020– CW (Assignment1) – All – QP
2. a. A particle moves in a straight line along with the ???? − ???????????????? its displacement is given by the equation ????(????) = 5????3 − 8????2 + 12???? + 6, ???? ≥ 0, where ???? is measured in seconds and s is measured in meters. Find:
i. The velocity function of the particle at time ????
ii. The acceleration function of the particle at time t. iii. The acceleration after 5 seconds
(2marks) (2marks) (1marks)
b. Find the derivative of ???? = 5????????????3(????) + ????????????2(3????2 − 4????) − csc(√2???? − 1 )and express your sin(3−2????)
answer in terms of sin and cos only
3. Find the derivative of ????(????) = ???????????? (5???? + 7), by first principle of differentiation
4. Find the points of local maxima and minima for the function ????(????) = ????4 − 18????2 − 9 5. a. For which value of n, does the lim −????????4+16???? = 2
(15marks) (10 marks)
(10 marks)
(5 marks)
(10 marks)
(5 marks)
(15 marks) (10 marks)
b. Evaluate the following limits:
????→2 32−????5
6. Evaluate lim ????(????), where f is defined by f(x) = ????→2
2 ????,????≤0
2???? − 2, 0 < ???? ≤ 3
????
3 , 3<????<4
9, ????≥4 {
7. Find the second derivative of the following function:
???? = ????????2 +ln(7????−???? + 5????3) − 52???? + 3???? √???? 3
√???? ???????????????? 5
5
Engineering Mathematics1 (MASC 0009.2) – Spring – 2020–

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