MTH100 Quiz 1 Solution 2024 by Math Zone

1. [a b c] is a row

matric

2. Cardinality of the Intersection of A={0,1,2} and B={1,2,3 } is

………. 2

3. The graph of function: f(x)=1-x.x will have least one ----.

Maximum

4. Domain of the function:f(x)=1/(1-x) is ---------. All Real numbers

except 1

5. Theconjugateofthecomplexnumber3−7i is−−−−. 3+7i

Q6. Which of the following is the real part of complex number: z = i?

7. If f(x)=x-1 and g(x)=1-x, then the composition:(fog)(x) = ----------

-x

8. Two matrices A and B are added ifv both have same order
9. f(x) = 1-x is an example of --------. neither even nor odd.

10. The multiplicative inverse of a matrix A is adj A/DET A

11. Inverse of the function f(x)=3 doesn’t exist due to which of

the following reason? Odd function

12. Domain of the function: f(x)=1-x is ---------.

13. Two matrices of same order can be added and subtracted

14. For the Complex numbers: “z = i and w = (1/i) ”, the

difference: z-w = ---------. 2i

15. Cardinality of the union of A={0,1,2} and B={1,2,3} is ……….

16. The Graph of function:f(x) = 1-x.x would be a---------.

Parabola

17. Distance of the complex number: “z = -4-3i” from the origin

is …… units. 5 18. The number “1.256256256256…” is an example of --------

number. Rational number

19. If A = {1, 2, 3} and B = {2, 3, 4} then ……… Union of A and B

has 4 elements

20. Matrices obtained by changing rows and columns is called

transpose

21. f(x)=4 is an example of-----------. Even function

22. R ange of the function: f(x)=(1/x) is ---- All Real numbers

except 0

23. Two matrices A and B are multiplied to get BA ifSelect the

correct option columns of A is equal to number of columns of B

24. Which of the following expression is true ?Select the correct

option NONE

25. Iff(x)=x2andg(x)=1/x,thenfog(x)= 1/X^2

26. If the order of matrix A is 2×3 then what should be the order

of matrix B such that addition of matrices A and B is possible.

2×3

27. If f(x)=x and g(x)=1-x, then the product:(f.g)(x) = ----------

X-X.X

28. Range of the function:f(x)=1-x is ---------. All Real numbers

29.