Mathematics FA Part 1 Online Test With Answers

Mathematics FA Part 1 Online Test

Sr. # Questions Answers Choice
1 The multiplicative identity of real numbers is: 0 1 2 -1
2 Multiplicative inverse of -i is: i -i 1 -1
3 The multiplicative invers of a non-zero real number a is: 0 -a a
4 The additive inverse of a real number is a: 0 -a a
5 The identity element with respect to addition is: 0 1 -1 0 and 1
6 If z1 = 4i and z2 = 3 - 9i, then z1 + z2 = 3 - 5i 3i - 5 7 - 9i 3 + 5i
7 Every real number is also a/an: integer rational number irrationalnumber complexnumber
8 i2 + 1 = -1 0 i 1
9 Conjugate of -3 -2 i is: 3 + 2i -3 + 2i 2 + 3i -2 + 3i
10 Conjugate of a- i b is: b + ia -a + ib -a - ib a + ib
11 Conjugate of a + i b is: -a + ib a + ib -a - ib a - ib
12 Conjugate of complex number (-a, -b) is: (-a, b) (-a, -b) (a, -b) none of these
13 The ordered pairs (2, 5) and (5, 2) are: not equal equal disjoint empty
14 Product of a complex number and its conjugate is: a real number irrationalnumber a complexnumber either real number or complexnumber
15 The imaginary part of the complex number a + bi is: a b bi none of these
16 The real part of the complex number a + bi is: b -b a -a
17 real numbers complexnumbers primenumbers oddnumbers
18 archimedean property transitive property multiplicative property
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