MTH100 Solved Quiz 2 by Math Zone

1. A committee of 5 people is to be selected from a group of 10 people. How many ways can this be done?Select the correct option

Q2. In a system of linear equations, is the determinant of the coefficients of the variables is zero?

YES NO

3. Find 5th term of arithmatic sequence where a=3d=4
4. For an arithmetic sequence with first term = 1, if the sum of its ‘101’ terms is also ‘101’ then the common difference of this A.P is -------. -1

-2

5. What is the term after the next term in the sequence 5, 10, 15, 20, _________?Select
6. For a geometric sequence, if 2nd term is equal to 4th term then value of common ratio is

-1

+1 0r -1

7. For a geometric sequence:{1,b, b.b, b.b.b---},if its common ratio is ‘3’ then value of ‘b’ is
8. How many combinations can be formed by choosing 2 objects from 5?Select the correct option
9. Given a square matrix A, if there exists a matrix B such that AB = BA = I, then A is called the ………….. of B Identity Square inverse

Q10. How many different rearrangements are there of the letters in the word BUBBLE?

11. In a group of 15 people, how many ways can 4 people be selected to form a team?Select the correct option

1365

12. How many different ways can the letters of the word "TIGER" be arranged?Select the correct option
13. Determinant is a process of attaching a real number to every ............... matrix. Square
14. What is the sum of the first 3 terms of the geometric sequence: 2, 6, 18?Select the correct option
15. Identify the sequence as Arithmetic, Geometric or neither.8, 13, 18, 23, …. Geometric Neither Arithmetic
16. How many different ways can the letters of the word "TIGER" be arranged?Select the correct option
17. he infinite sum S∞ of the geometric series a1+a1r2+a1r3+… with r>1 is always_________Select a real number a finite number Infinity a complex number
18. or a geometric sequence, if 2nd term is equal to 4th term then value of common ratio is 1 or -1
19. The absolute value of the complex number Z=4+3i is __________Select the correct option
20. For a geometric sequence:{1,b, b.b, b.b.b---},if its common ratio is ‘3’ then value of ‘b’ is ---- 3