BCS-012 Basic Mathematics Solved Assignment 2021-2022

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Course Code : BCS-012
Course Title : Basic Mathematics
Assignment Number : BCA(1)012/Assignment/2021-22
Maximum Marks : 100
Weightage : 25%
Last Date of Submission : 31st October, 2021 (For July Session)
15th April, 2022 (For January Session)

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BCS-012 Basic Mathematics

Title NameBCS-012 Solved Assignment 2021-22
UniversityIGNOU
Service TypeSolved Assignment (Soft copy/PDF)
CourseBACHELOR OF COMPUTER APPLICATIONS(BCA)
Language ENGLISH
SemesterBCA(Revised Syllabus)/ASSIGN/SEMESTER-I
Session2021-22
Short Name BCS-012
Assignment CodeBCA(1)012/Assignment/2021-22
ProductAssignment of BCA 2022 (IGNOU)
PriceRs. 30

Last Date of Submission

31st October, 2021 (For July Session)
15th April, 2022 (For January Session)

Note: This assignment has 20 questions of 80 marks (each question carries equal marks). Answer all the questions. Rest 20 marks are for viva voce. Please go through the guidelines regarding assignments given in the Programme Guide for the format of presentation.

Q1: Use the principle of mathematical induction to show that
2 + 22 +…+ 2n = 2n+1 –2 for every natural number n. (4 Marks)

Q2: Find the sum of all integers between 100 and 1000 which are divisible by 9. (4 Marks)

Q3: Reduce the matrix A(given below) to normal form and hence find its rank.
A =
5 3 8
0 1 1
0 1 1
(4 Marks)

Q4: Show that n(n+1) (2n+1) is a multiple of 6 for every natural number n. (4 Marks)

Q5: Find the sum of an infinite G.P. whose first term is 28 and fourth term is 4/49. (4 Marks)

Q6: Check the continuity of the function f(x) at x = 0 :
f(x) =
(4 Marks)

Q7: If y = lnx/x, show that d2y/dx2 = 2lnx-3/x3     (4 Marks)

Q8: If the mid-points of the consecutive sides of a quadrilateral are joined, then show (by using vectors) that they form a parallelogram. (4 Marks)

Q9: Solve the equation 2x3 – 15x2 + 37x – 30 = 0, given that the roots of the equation are in A.P. (4 Marks)

Q10: A young child is flying a kite which is at height of 50 m. The wind is carrying the kite horizontally away from the child at a speed of 6.5 m/s. How fast must the kite string be let out when the string is 130m ? (4 Marks)

Q11: Using first derivative test, find the local maxima and minima of the function f(x) = x3 –12x (4 Marks)

Q12: Evaluate the integral I = x2/(x+1)3 dx (4 Marks)

Q13: Find the scalar component of projection of the vector a = 2i + 3j + 5k on the vector b = 2i – 2j – k.(4 Marks)

Q14: If 1, ω, ω2 are cube roots unity, show that (2-ω) (2-ω2) (2-ω10) (2-ω11) = 49. (4 Marks)

Q15: Find the length of the curve y = 3 + x/2 from (0, 3) to (2, 4). (4 Marks)

Q16: Evaluate the determinant given below, where is ω a cube root of unity. (4 Marks)
1 ω ω2
ω ω21
ω21 ω 

Q17: Using determinant, find the area of the triangle whose vertices are (-3, 5), (3, -6) and (7, 2). (4 Marks)

Q18: Solve the following system of linear equations using Cramer’s rule:
x + y = 0, y + z = 1, z + x = 3 (4 Marks)

Q19:
If

A
=

1
-2

2
-1

,
B
=

a
1

b
-1

, B=

and (A + B)2 = A2 + B2 , Find a and b. (4 Marks)

Q20: Use De Moivre’s theorem to find (√3+i)3. (4 Marks)

All questions are solved in this assignment solution.

Keywords: BCS-012, BCS012, BCS 12, BCS-12, BCS12, BCS 12, IGNOU Solution Guide, Answer Key 

3 reviews for BCS-012 Basic Mathematics Solved Assignment 2021-2022

  1. NIRAJ PODDAR

    good

  2. Rahul Kumar Ranjan

    good

  3. Molik Kumar

    good ..very help full assignment

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